Question 1

Which of the following best describes the difference between ionic and covalent bonding?

Accepted Answer

Ionic bonding involves the transfer of electrons from a metal to a nonmetal, while covalent bonding involves the sharing of electrons between two nonmetals.

Question 2

What is the correct name for the compound $\mathrm{CO_2}$ using the IUPAC prefix system?

Accepted Answer

Carbon dioxide

Question 3

Which of the following formulas corresponds to the name 'dinitrogen pentoxide'?

Accepted Answer

$\mathrm{N_2O_5}$

Question 4

What is the correct name for $\mathrm{SF_6}$ using the IUPAC prefix system?

Accepted Answer

Sulfur hexafluoride

Question 5

Which of the following compounds is an example of a covalent compound?

Accepted Answer

$\mathrm{CO_2}$

Question 6

Given the name 'trisulfur decachloride', what is the correct chemical formula?

Accepted Answer

$\mathrm{S_3Cl_{10}}$

Question 7

Which prefix is used to indicate 'nine' atoms in a covalent compound?

Accepted Answer

nona-

Question 8

Which of the following is a diatomic element under standard conditions?

Accepted Answer

$\mathrm{O_2}$

Question 9

What is the correct name for $\mathrm{N_2S_4}$ using the IUPAC prefix system?

Accepted Answer

Dinitrogen tetrasulfide

Question 10

Which of the following statements about naming covalent compounds is correct?

Accepted Answer

Prefixes are used to indicate the number of atoms of each element.

Question 11

What is the correct formula for oxygen difluoride?

Accepted Answer

$\mathrm{OF_2}$

Question 12

Which of the following is NOT a diatomic element?

Accepted Answer

Carbon ($\mathrm{C}$)

Question 13

A student names $\mathrm{CO}$ as 'carbon dioxide.' What is the correct name for $\mathrm{CO}$?

Accepted Answer

Carbon monoxide

Question 14

Which of the following compounds is named incorrectly according to the IUPAC prefix system?

Accepted Answer

Oxygen difluoride ($\mathrm{O_2F}$)

Question 15

Which of the following is the correct name for $\mathrm{P_4O_{10}}$?

Accepted Answer

Tetraphosphorus decoxide

Question 16

Which of the following is a common misconception when naming covalent compounds?

Accepted Answer

Assuming that the prefixes are not needed if the subscript is one.

Question 17

Which of the following is the correct formula for trioxide?

Accepted Answer

$\mathrm{O_3}$

Question 18

Which of the following elements will always be diatomic in their natural state?

Accepted Answer

Halogens

Question 19

What is the correct name for $\mathrm{N_2O_3}$?

Accepted Answer

Dinitrogen trioxide

Question 20

Which of the following is the correct formula for hexafluorine nonaoxide?

Accepted Answer

$\mathrm{F_6O_9}$

Ionic and Covalent Bonding & Naming Molecular Compounds

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