Question 1

Tin (Sn),which is found in Group IVA,has four electrons in the outside shell.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following metals (M) would produce the fastest reaction with ethyl alcohol (C2H5OH) as shown? 2M + 2C2H5OH  →\rarr→ 2C2H5OM + H2

Accepted Answer

A)   K
B)   Li
C)   Sr
D)   Al E) A) and B)
F) A) and C)

Question 3

What is the basis for placing groups of elements into a family on the periodic table?

Accepted Answer

A)   similar atomic mass numbers
B)   identical chemical and physical properties
C)   similar colors,shapes and uses
D)   similar valence electron configurationsE) A) and C)
F) A) and B)

Question 4

The radius of a K atom is ____ a Ca atom.

Accepted Answer

A)   smaller than
B)   larger than
C)   equal to
D)   inverted fromE) All of the above
F) None of the above

Question 5

Choose the correct electronic configuration for the element As.

Accepted Answer

A)   [Ar] 4s2 3d10 4p3
B)   4s2 3d10 4p3
C)   [Ar] 4s2 4d10 4p3
D)   4s2 4d10 4p3E) B) and C)
F) A) and C)

Question 6

Silver,Ag,belongs to what period of the periodic table?

Accepted Answer

A)   1
B)   2
C)   5
D)   12E) A) and B)
F) A) and D)

Question 7

If the formula for sulfuric acid is H2SO4,what would be the expected formula for the compound between hydrogen and tellurium,Te?

Accepted Answer

A)   H2TeO4
B)   HTe
C)   HTe2
D)   H2TeE) A) and B)
F) A) and C)

Question 8

How many electrons are in the outer shell of element 15?

Accepted Answer

A)   5
B)   3
C)   15
D)   2E) All of the above
F) None of the above

Question 9

A bromine atom has a larger radius than a chlorine atom.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is a reasonable explanation as to why atomic radii become smaller as one moves to the right for the representative elements in a period?

Accepted Answer

A)   The charge of the nucleus increases,pulling the shells closer.
B)   More densely packed shells are always smaller.
C)   Elements become less metallic.
D)   Atomic radii actually increase as you move to the right.E) C) and D)
F) A) and B)

Question 11

____ explains why orbitals can contain a maximum of two electrons.

Accepted Answer

A)   Hund's rule
B)   Pauli exclusion principle
C)   Periodic law
D)   None of theseE) None of the above
F) All of the above

Question 12

The family name for group VIIIA(18) of the periodic table is

Accepted Answer

A)   transition metals.
B)   noble gases.
C)   representative elements.
D)   There is no family nameE) None of the above
F) All of the above

Question 13

Which of the following is considered a transition element?

Accepted Answer

A)   tungsten
B)   holmium
C)   radon
D)   cesiumE) B) and C)
F) A) and D)

Question 14

Which of the following pairs have the same number of electrons in the outermost shell?

Accepted Answer

A)   K and Ca
B)   S4+ and Al3+
C)   Na+ and Ne
D)   Ne and HeE) None of the above
F) A) and B)

Question 15

An anion is smaller than the atom from which it is produced.

Accepted Answer

A) True 
 B)False

Question 16

The melting point of oxygen is ____ selenium,Se.

Accepted Answer

A)   lower than
B)   higher than
C)   equal to
D)   inverted fromE) A) and C)
F) B) and C)

Question 17

What type of electron is the distinguishing electron in S?

Accepted Answer

A)   s
B)   p
C)   d
D)   fE) A) and D)
F) A) and C)

Question 18

All of the transition elements are metals.

Accepted Answer

A) True 
 B)False

Question 19

All non-metals are representative elements.

Accepted Answer

A) True 
 B)False

Question 20

The second shell has a maximum capacity of 6 electrons.

Accepted Answer

A) True 
 B)False

Exam 3: Electronic Structure and the Periodic Law

What is the basis for placing groups of elements into a family on the periodic table?

Correct AnswerverifiedShow Answer

Which of the following metals (M) would produce the fastest reaction with ethyl alcohol (C2H5OH) as shown? 2M + 2C2H5OH →\rarr→ 2C2H5OM + H2

Correct AnswerverifiedShow Answer

How many electrons are in the outer shell of element 15?

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All non-metals are representative elements.

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The second shell has a maximum capacity of 6 electrons.

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If the formula for sulfuric acid is H2SO4,what would be the expected formula for the compound between hydrogen and tellurium,Te?

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All of the transition elements are metals.

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Which of the following is a reasonable explanation as to why atomic radii become smaller as one moves to the right for the representative elements in a period?

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The radius of a K atom is ____ a Ca atom.

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The melting point of oxygen is ____ selenium,Se.

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Choose the correct electronic configuration for the element As.

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Which of the following pairs have the same number of electrons in the outermost shell?

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An anion is smaller than the atom from which it is produced.

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____ explains why orbitals can contain a maximum of two electrons.

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What type of electron is the distinguishing electron in S?

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Which of the following is considered a transition element?

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A bromine atom has a larger radius than a chlorine atom.

Correct AnswerverifiedShow Answer

The family name for group VIIIA(18) of the periodic table is

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Silver,Ag,belongs to what period of the periodic table?

Correct AnswerverifiedShow Answer

Tin (Sn),which is found in Group IVA,has four electrons in the outside shell.

Correct AnswerverifiedShow Answer

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Which of the following metals (M) would produce the fastest reaction with ethyl alcohol (C²H₅OH) as shown? 2M + 2C₂H₅OH $\rarr$ 2C₂H₅OM + H₂

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If the formula for sulfuric acid is H₂SO₄,what would be the expected formula for the compound between hydrogen and tellurium,Te?

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