Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN: 9781305079250
Author: Mark S. Cracolice, Ed Peters
Publisher: Cengage Learning
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Chapter 5, Problem 5CLE
Interpretation Introduction
Interpretation:
A brief description of the relationships among periodic table, groups and periods is to be stated.
Concept introduction:
The elements in a modern periodic table are arranged in increasing order of their
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Give some examples of metals and nonmetals?
Type the chemical symbol for the following elements and classify them as a representative, transition, noble gas, or inner transition element. Note: an element may be classified in more than one way. Choose the most specific answer if there is more than one possible answer.
a) 1s22s22p63s23p64s23d7 symbol:
classification:
b) 1s22s22p63s23p6
symbol:
classification:
c) 1s22s22p63s23p64s23d104p5
symbol:
classification:
d) On a piece of paper draw the orbital diagram of the atom whose electron configuration is shown in part c). Answer the following questions by looking at the orbital diagram:
i) How many valence electrons are present? ii) How many unpaired electrons are present
Chapter 5 Solutions
Introductory Chemistry: An Active Learning Approach
Ch. 5 - Prob. 1ECh. 5 - List the major points in Daltons atomic theory.Ch. 5 - Show that the Daltons atomic theory explains the...Ch. 5 - How does Daltons atomic theory account for the Law...Ch. 5 - The chemical name for limestone, a compound of...Ch. 5 - The brilliance with which magnesium burns makes it...Ch. 5 - Sulfur and fluorine form at least two compounds...Ch. 5 - Prob. 8ECh. 5 - Advances in technology and science often progress...Ch. 5 - When J. J. Thomson measured the deflection of a...
Ch. 5 - Prob. 11ECh. 5 - What is meant by stating that the charge of an...Ch. 5 - How can we account for the fact that, in the...Ch. 5 - How can we account for the fact that most of the...Ch. 5 - What do we call the central part of an atom?Ch. 5 - What major conclusions were drawn from the...Ch. 5 - Describe the activity of electrons according to...Ch. 5 - The Rutherford experiment was performed and its...Ch. 5 - Compare the three major parts of an atom in charge...Ch. 5 - Prob. 20ECh. 5 - Can two different elements have the same atomic...Ch. 5 - Compare the number of protons and electrons in an...Ch. 5 - Explain why isotopes of different elements can...Ch. 5 - How many protons, neutrons and electrons are there...Ch. 5 - Prob. 25ECh. 5 - What advantage does the atomic mass unit have over...Ch. 5 - What is an atomic mass unit?Ch. 5 - The mass of an average atom of a certain element...Ch. 5 - The average mass of boron atoms is 10.81u. How...Ch. 5 - The atomic masses of the natural isotopes of neon...Ch. 5 - A certain element consists of two stable isotopes....Ch. 5 - The mass of 60.4 of the atoms of an element is...Ch. 5 - Isotopic data for boron allow the calculation of...Ch. 5 - Questions 31 through 36: Percentage abundances and...Ch. 5 - Questions 31 through 36: Percentage abundances and...Ch. 5 - Questions 31 through 36: Percentage abundances and...Ch. 5 - Questions 31 through 36: Percentage abundances and...Ch. 5 - Questions 31 through 36: Percentage abundances and...Ch. 5 - Prob. 40ECh. 5 - How many elements are in Period 5 of the periodic...Ch. 5 - Write the symbol of the element in each given...Ch. 5 - Prob. 43ECh. 5 - List the symbols of the elements of each of the...Ch. 5 - Using only a periodic table for reference, list...Ch. 5 - Prob. 46ECh. 5 - Write the atomic masses of helium and aluminum.Ch. 5 - Prob. 48ECh. 5 - Prob. 49ECh. 5 - Prob. 50ECh. 5 - Prob. 51ECh. 5 - Determine whether each statement that follows is...Ch. 5 - Prob. 53ECh. 5 - Sodium oxide and sodium peroxide are two compounds...Ch. 5 - Prob. 55ECh. 5 - The CRC Handbook, a large reference book of...Ch. 5 - The element lanthanum has two stable isotopes,...Ch. 5 - The atomic mass of lithium on a periodic table is...Ch. 5 - Prob. 59ECh. 5 - Prob. 60ECh. 5 - Prob. 61ECh. 5 - Prob. 62ECh. 5 - Prob. 5.1TCCh. 5 - Prob. 5.2TCCh. 5 - Prob. 5.3TCCh. 5 - Prob. 5.4TCCh. 5 - Prob. 5.5TCCh. 5 - Write a brief description of the relationships...Ch. 5 - Prob. 2CLECh. 5 - Prob. 3CLECh. 5 - Prob. 4CLECh. 5 - Prob. 5CLECh. 5 - Prob. 6CLECh. 5 - Prob. 7CLECh. 5 - What is the number of each type of subatomic...Ch. 5 - Naturally occurring lithium is composed of two...Ch. 5 - Prob. 3PECh. 5 - Prob. 4PECh. 5 - Prob. 5PE
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Similar questions
- Which of the following are isotopes of element X, the atomic number for which is 9: 919X, 920X, 189X, and 921X?arrow_forwardIs 1s22s22p6 the symbol for a macroscopic property or a microscopic property of an element? Explain your answer.arrow_forwardWhich of the following describes the element Br? Choose all that apply: a reacts vigorously as a metal; b belongs to a group consisting entirely of gases; c consists of diatomic molecules in the elemental form; d is one of the group of least reactive elements; e reacts vigorously with alkali metals to form salts; e forms a cation with a charge of 1+.arrow_forward
- Are most elements found in nature in the elemental or the combined form? Why? Name several elements that are usually found in the elemental form.arrow_forwardAssume you have a pure sample of chemical element. Based on the characteristics below, what properties would you observe or would you experiment with to try to find out what element it is and what its place would be on the periodic table? a) a block with metallic luster. b) a brittle piece that crumbles. c) an unreactive gas. d) a very reactive and toxic gasarrow_forwardRecognizing the intersection of scientific properties and ideas with the world around you is a key component of this course. By choosing a specific element to discuss, you will begin to understand how all substances are composed of elements that work together to form the world around us. Using the periodic table in Chapter 8 of your textbook, pick your favorite element. Describe this element's properties (i.e. atomic weight, atomic number, metal/non-metal, etc.). In addition to using your textbook, use reliable internet sources to research an interesting fact about this element. Use all of this information to explain why this is your favorite element. Cite your source(s) in APA format.arrow_forward
- Refer to the periodic table and give the period and group number for each of these elements. (Use the standard U.S. notation for group numbers, i.e. 2A or 5B.) (a) argon period group number (b) lead period group number (c) carbon period group numbearrow_forwardWhat defines an element?arrow_forwardDifferentiate between metals and non-metals.arrow_forward
- Which group of the periodic table is known as the alkalimetals? List their symbols.arrow_forwardTwo substances are sitting on a lab bench in separate containers, at room temperature. Substance A is a non-reactive, colourless gas. Substance B is a highly reactive metal. What groups (or families) of the periodic table do Substance A and B belong to?arrow_forwardWhats modern period law? Clarify the meaning of 'groups' and 'periods in modern periodic table.arrow_forward
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