3. Ва, Br, Be, в, Bі A. Decreasing ionization energy

Q: Which is the largest atom out of the following? a) Bi b) N c) P d) As

A: We will answer this question using study  periodic table and periodic trends.

Q: Why is there a large jump between the 3rd and 4th ionization energy of Al?

A: The amount of energy required to remove an electron from isolated gaseous atom to form an ion is…

Q: Write the number of valence electrons in the elements Rb, Al, Sb, Te and I?

A: Rb=1 Al=3 Sb=5

Q: An atom of S has core electrons and valence electrons. A) 16 and 6 B) 6 and 4 C) 6 and 0 D) 10 and 6…

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Q: 46. The diagram at the right represents two adjacent atoms of sulfur. The measure of distance X is…

A: Atomic radius of S = ~53 pm Ionization energy decreases while going from to to bottom in a group

Q: 10. Which one of the following species is not isoelectronic E. 0²- A.Mg2+ B. SI²* with neon? C. Na*…

A: Species which have the same number of electrons are called isoelectronic species.

Q: 8. Explain why is the first ionization energy for Ne > Ar 9. Explain why the electron affinity for…

A: Ionization energy is defined as the amount of energy required to remove the electron from the outer…

Q: (5) Which is the larger species in each pair? a. Li or Lit b. I or Cs* C. Cr or Cr3+ d. O or O24

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Q: How many valence electrons are in an element belonging to period 2, group 16? Paragraph v B I U A Ev…

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Q: Which of the following does have the highest electron affinity?  Z of P = 15, Cs = 55, Sn = 50,  Ba…

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Q: Which should have the largest difference between the first and с. second ionization energy-C, Li, N,…

A: (c) Given atoms are -  Carbon C , Lithium Li, Nitrogen N, Beryllium Be  Carbon has total 6…

Q: largest atomic radius He, Ne, Na+, Mg2+, Al3+

A: The least distance measured from the nucleus center to the outermost peripheral electron in atoms as…

Q: The first four ionization energies of a certain element are as follows (in kJ/mol): 577, 1820, 2740,…

A: Ionization energy:  It is the energy required to remove an electron from an atom in gas phase.

Q: 1- The successive ionization energies of some element are I, = 589.5 kJ/mol, I, = 1145 kJ/mol, Iz =…

A: answer - option - e. As

Q: Which atom would have the largest ionization energy? A. F B. Cl C. Br D. I

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Q: Which is the larger species in each pair?a. Li or Li + b. I - or Cs + c. Cr or Cr3 + d. O or O2 -

A: a) Li+ is obtained from Li. When Li atom loses one electron, then Li+ is formed. As Li+ has three…

Q: 10. Use electron configurations to explain (a) why arsenic can acquire charges of-3 and +3 but not…

A: 10. (a) The electron configuration for the As3− ion is [Ar]3d104s24p6 - stable electronic…

Q: A = [Kr] 5s' B=[Ar] 3d10 4s² 4p A. Is the element A a metal, nonmetal, or metalloid ? Metal B. Which…

A: Electronic configuration is the arrangement of electrons in the atomic orbitals of an atom.

Q: Q. 7a) Arrange the following species in order of increasing size from left to right (i.e. from…

A: Welcome to bartleby ! As per Q&A guidelines we can't answer more than one question per session…

Q: 4. How much energy is evolved when 2,65 mg of Cl(g) atoms accept electrons to form Cl–1 (g) ions?

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Q: 2500 He 2000 Ne 1500 H. 1000 N. Ar CI 500 Be Kr LI Si Br Mg As Se Na AI Ge Ca Ga Period 1A 2A 3A 4A…

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Q: Are these two isoelectronic? Br and Se2- True False

A: Solution :        Isoelectronic species have the same number of electrons which means they have the…

Q: 16. Order the following elements from smallest to largest ionization energy. Elements Order a) Ca,…

A: Ionization energy, also called ionization potential, in chemistry and physics, the amount of energy…

Q: 2) Arrange the atoms below in the order of increasing first ionization energy. a. Rb, Na, Be b. Sr,…

A: The amount of energy is required to remove the one outer most electron of the atom of valance sell…

Q: 3. What is the effective nuclear charge on 3(a) the outer two electrons of B?  3(b) the inner two…

A: Given element is Boron , B Atomic number = 5 Electronic configyration : 1s22s22p1

Q: These two atoms are isoelectronic a-) He an d Ne bry Ar and Ca () Ar and Cat? J.) All of them e.)…

A: To find two atoms which are isoelectronic.

Q: valence electrons?

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Q: on N atom in NO3¯ are 1,3 .A 4,0 .B 3,1 .C .D 2,2

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Q: 9. Which of the following elements has the largest first ionization energy? A) Bе B) Mg С) Са D) Sr…

A: In this question, all the element present in 2nd group of the periodic table and when we move down…

Q: 11: The elements in Group 7A are known by what name? A) noble gases C) alkali metals B) halogens D)…

A: 11. Group 7A (or VIIA) of the periodic table are the halogens: fluorine (F), chlorine (Cl), bromine…

Q: Which list of ions is arranged in order of increasing size? Na*, A3+, K*, Mg2+ O A3+, Mg2+ , Na*, K*…

A: If the charge is more positive the number of protons are more than that of electrons, therefore, the…

Q: Rank the following species in terms of increasing size:F, H, Te, N, O, Br-, I-.

A: According to the periodic trends, Atomic size decreases left to right across the periodic table and…

Q: 7. Order the following species from smallest to largest size. Ba, Se, Au, Ba2+, Se²-, P A. Se < P <…

A: Atomic size is defined as the distance between the centre of the nucleus of an atom to its outermost…

Q: Which of the following elements has the greatest electron affinity? (a) Br, (b) Sn, (c) Ba, (d) Li.

A: Electron affinity - It is the energy change that results from adding an electron to an atom in its…

Q: Arrange the following atoms in the order of increasing ionization energy: CI, S, Ar, Ne You may need…

A: When the size of the atom decreases, the ionisation enthalpy increases.

Q: The atom with the highest second ionization energy is c) Al a) Na b) Mg d) S

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Q: A. Which list includes species with the same number of electrons? c. K', CI, s² d. Fe 2, Co?, Ni ?…

A: Isoelectronic species: For positive charge we have to remove an electron and for negative charge we…

Q: Which outer electron configuration would you expect to correspond to a noble gas? To a metalloid?a.…

A: The noble gases are those gases which are inert. They do not react with the other elements…

Q: How do you solve question 9?

A: Ionization energy:  It is the energy required to remove an electron from an atom in gas phase.

Q: increasing first ionization energy: Ar, Ca, Mg, O, N, At decreasing first ionization energy: B, P,…

A: Ionisation energy is the energy required to remove most loosely bound electron from the isolated…

Q: Which of the following elements would you expect to have the largest first ionization energy?…

A: Given elements: Be Li K Ca We have to find the element that has the largest first ionization energy.…

Q: 1) Arrange the following groups of atoms in order of increasing size. a. Rb, Na, Be b. Sr, Se, Ne c.…

A: Given:-             (a)  Rb , Na , Be                                      This element consists of…

Q: Which of the following does have the lowest  ionization energy?  Z of Te = 52, I = 53, V = 23

A: Ionization energy is the minimum amount of energy required to pull the most loosely bound electron…

Q: Which element in each of the following sets would you ex-pect to have the lowest IE₃?(a) Na, Mg,…

A: Ionization energy is the quantity of energy that an isolated, gaseous atom in the ground electronic…

Q: Rank the following atoms according to their size. Rb, Sr, Sb, Sn, In

A: The atomic size decreases across a period as the number of electrons increases and higher effective…

Q: 1 23 4S 6 7 enersy 1B14 3388 5301 7467 1099 13327 70330 ドJ/mol

A: