Question 1

Which of the following best describes a covalent bond?

Accepted Answer

A bond formed by the sharing of electrons between atoms.

Question 2

Which of the following is a diatomic element?

Accepted Answer

Hydrogen

Question 3

What is the correct name for the covalent compound $$\mathrm{N_2O_5}$$?

Accepted Answer

Dinitrogen pentoxide

Question 4

What is the formula for carbon tetrachloride?

Accepted Answer

$$\mathrm{$$CCl_4$$}$$

Question 5

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

Accepted Answer

Penta-

Question 6

What is the systematic name for $$\mathrm{$$ICl_3$$}$$?

Accepted Answer

Iodine trichloride

Question 7

Which of the following compounds is named dinitrogen trioxide?

Accepted Answer

$$\mathrm{N_2O_3}$$

Question 8

What is the correct formula for dichlorine heptoxide?

Accepted Answer

$$\mathrm{Cl_2O_7}$$

Question 9

Which of the following is the correct name for $$\mathrm{NI_3$}$$?

Accepted Answer

Nitrogen triiodide

Question 10

When naming covalent compounds, which rule is followed for the prefix 'mono-'?

Accepted Answer

It is omitted for the first element but retained for the second.

Question 11

Which of the following is the correct formula for phosphorus pentachloride?

Accepted Answer

$$\mathrm{$$PCl_5$$}$$

Question 12

Which of the following is NOT a diatomic element?

Accepted Answer

Sulfur

Question 13

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

Accepted Answer

Carbon monoxide

Question 14

Which of the following is the correct formula for dinitrogen pentoxide?

Accepted Answer

$$\mathrm{N_2O_5}$$

Question 15

Which of the following is the correct name for $$\mathrm{$$CCl_4$$}$$?

Accepted Answer

Carbon tetrachloride

Question 16

What is the correct formula for nitrogen triiodide?

Accepted Answer

$$\mathrm{NI_3$}$$

Question 17

Which of the following is the correct name for $$\mathrm{Cl_2O_7}$$?

Accepted Answer

Dichlorine heptoxide

Question 18

Which of the following is the correct formula for dinitrogen monoxide?

Accepted Answer

$$\mathrm{N_2O}$$

Question 19

What is the correct name for $$\mathrm{P_2O_5}$$?

Accepted Answer

Diphosphorus pentoxide

Question 20

Which of the following is the correct formula for dinitrogen tetroxide?

Accepted Answer

$$\mathrm{N_2O_4}$$

Covalent Compounds: Structure, Nomenclature, and Properties

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