Question 1

Which of the following elements has the greatest number of valence electrons?

Accepted Answer

Bromine (Br)

Question 2

What is the correct Lewis Dot Symbol for the Te atom?

Accepted Answer

Te with six dots, one on each side before pairing, then paired

Question 3

Which of the following ions would have a Lewis Dot Symbol with eight dots and a 3- charge?

Accepted Answer

P$$^{3-}$$

Question 4

Which compound below is expected to have the most ionic character?

Accepted Answer

NaCl

Question 5

Which element is LEAST likely to form covalent bonds?

Accepted Answer

Sodium (Na)

Question 6

Which property is NOT attributed to metallic bonding?

Accepted Answer

Brittleness

Question 7

In the formation of NaCl, which process is exothermic?

Accepted Answer

The attraction between Na$$^+$$ and Cl$$^-$$ ions

Question 8

Which description best fits the free-flowing electrons in metallic bonding?

Accepted Answer

Electrons are delocalized and move freely throughout the metal lattice

Question 9

A student draws the Lewis Dot Symbol for Cd$$^{2+}. $$Which of the following is correct?

Accepted Answer

Cd with no dots and a 2+ charge

Question 10

Which statement about ionic bonding is correct?

Accepted Answer

Metals lose electrons to form cations

Question 11

Which of the following best explains why metals are good conductors of electricity?

Accepted Answer

Metals have delocalized electrons that can move freely

Question 12

Which of the following is a correct step when drawing a Lewis Dot Symbol for a main group element?

Accepted Answer

Place one electron on each side before pairing

Question 13

Which of the following elements is most likely to form a triple covalent bond?

Accepted Answer

Nitrogen (N)

Question 14

A student claims that the Lewis Dot Symbol for Co$$^+$$ should have eight dots. What is the error in this reasoning?

Accepted Answer

Co$$^+ is a $$transition metal and typically has fewer valence electrons

Question 15

Which of the following is NOT a step in drawing a Lewis Dot Symbol for an ion?

Accepted Answer

Ignore the charge when adding electrons

Question 16

Which of the following best describes the bonding in H$$_2O$$?

Accepted Answer

Covalent bonds formed by sharing electrons

Question 17

Which of the following is a real-world consequence of metallic bonding?

Accepted Answer

Metals can be drawn into wires (ductility)

Question 18

Which of the following statements about covalent bonding is correct?

Accepted Answer

Covalent bonds involve the sharing of valence electrons

Question 19

Which of the following elements is most likely to form an anion in an ionic bond?

Accepted Answer

Chlorine (Cl)

Question 20

Which of the following is a multi-step process in the formation of an ionic compound?

Accepted Answer

A metal loses electrons to form a cation, a nonmetal gains electrons to form an anion, and the ions attract each other

Chemical Bonding and Lewis Structures: Study Notes

Study Guide - Practice Questions