The number of valence electrons in O 2- is to be identified. Concept Introduction: The electrons present in the outermost shell of the atom are known a valence electrons. Valency electrons are important because: The valence electrons decide the reactivity of an element. The valence electrons decide the way an atom forms a bond with another atom. The valence electron in an atom decides the combining capacity of the element. Except inner transition elements valence electrons are present in s or p subshells of elements. For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

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Answer 1

Question

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

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Students have asked these similar questions

1. All of the following are used in writing Lewis dot symbols EXCEPT what? a. element symbolb. mass numberc. number of valence electronsd. group number in the periodic table 2. Which is the formula of the compound formed by barium and phosphorus? a. Ba3 Pb. Ba2 Pc. BaP3d. Ba3 P2

9. Which pair of atoms would form an ionic bond? a. bromine and oxygen b. chlorine and lithium c. carbon and nitrogen d. sodium and neon e. copper and chromium 15. Using only the periodic table, place the following atoms in order of increasing atomic radius: C, Ba, 0, Ca, and Ge. 21. What types of elements are bonded together to make an ionic compound? Give three examples of ionic compounds. Identify the types of elements that make up the compound in each example. 27. Describe how the physical state of a substance at room temperature depends on the strength of the intermolecular forces between the particles of the substance.

Which type of bond is most common between metal and nonmetal elements? A. Ionic B. Covalent C. Hydrogen D. Refractory

Answer 2

Question

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

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Answer 3

Question

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

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Answer 4

Question

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

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Answer 5

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 6

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 7

Chapter 4, Problem 4.52EP

(a)

Interpretation Introduction

Interpretation:

The number of valence electrons in O2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 8

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 9

(b)

Interpretation Introduction

Interpretation:

The number of valence electrons in S2- is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 10

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 11

(c)

Interpretation Introduction

Interpretation:

The number of valence electrons in Mg2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 12

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 13

(d)

Interpretation Introduction

Interpretation:

The number of valence electrons in Be2+ is to be identified.

Concept Introduction:

The electrons present in the outermost shell of the atom are known a valence electrons.

Valency electrons are important because:

The valence electrons decide the reactivity of an element.

The valence electrons decide the way an atom forms a bond with another atom.

The valence electron in an atom decides the combining capacity of the element.

Except inner transition elements valence electrons are present in s or p subshells of elements.

For inner transition elements incompletely filled d or f subshells electrons are considered as valence electrons.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 4.1 - Prob. 1QQ Ch. 4.1 - Prob. 2QQ Ch. 4.1 - Prob. 3QQ Ch. 4.2 - How many valence electrons are present in an atom...Ch. 4.2 - Prob. 2QQ Ch. 4.2 - Prob. 3QQ Ch. 4.2 - Prob. 4QQ Ch. 4.2 - Which of the following elements would have the...Ch. 4.3 - Prob. 1QQ Ch. 4.3 - Prob. 2QQ

Solution Summary: The author explains that the number of valence electrons in OText2- is to be identified.

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