10/7/22 - Molecules and Ions

Question 1

What does a binary ionic compound consist of?

Answer 1

2 monoatomic ions

Question 2

Which types of elements tend to form ionic compounds?

Answer 2

Metals and nonmetals

Question 3

Which types of elements tend to form covalent compounds?

Answer 3

Nonmetals with each other

Question 4

What is ZnBr2

Answer 4

Zinc bromide. This is an ionic compound because it combines a metal with a nonmetal.

Question 5

What is the empirical formula for copper (II) oxide?

Answer 5

CuO because a Cu^2+ cation combines with a O^2- anion.

Question 6

Empirical formula for carbonate

Answer 6

CO3^2-

Question 7

Name of NO3^-

Answer 7

Nitrate

Question 8

Empirical formula for phosphate

Answer 8

PO4^3-

Question 9

Name of SO4^2-

Answer 9

Sulfate

Question 10

Empirical formula for chlorate

Answer 10

ClO3^-

Question 11

Name of BrO3^-

Answer 11

Bromate

Question 12

Empirical formula for iodate

Answer 12

IO3^-

Question 13

Name of ClO2^-

Answer 13

Chlorite

Question 14

Empirical formula for perbromate

Answer 14

BrO4^-

Question 15

Name of PO^-

Answer 15

Hypophosphite

Question 16

Is a molecule covalent or ionic?

Answer 16

Covalent. An ionic compound is not and does not have a molecule

Question 17

NH4^+

Answer 17

Ammonium

Question 18

H3O^+

Answer 18

Hydronium

Question 19

OH^-

Answer 19

Hydroxide

Question 20

CO3^2-

Answer 20

Carbonate

Question 21

What is the prefix for 4 atoms in a binary covalent compound?

Answer 21

Tetra

Question 22

What is the prefix for 5 atoms in a binary covalent compound?

Answer 22

Penta

Question 23

What is the prefix for 6 atoms in a binary covalent compound?

Answer 23

Hexa

Question 24

What is the prefix for 7 atoms in a binary covalent compound?

Answer 24

Hepta

Question 25

What is N2O4

Answer 25

Dinitrogen tetroxide. This is a covalent compound (molecule) because it's between 2 nonmetals

Question 26

What is a binary acid solution?

Answer 26

The product of gas compounds dissolving in water.

Question 27

How do you name a binary acid solution?

Answer 27

1. Prefix hydro 2. Anion nonmetal root 3. Suffix -ic and acid HCl = hydrochloric acid

Question 28

What are oxacids?

Answer 28

Compounds with hydrogen and an oxoanion.

Question 29

How do you name oxacids?

Answer 29

The -ate in the anion becomes -ic The -ite in the anion becomes -ous HBrO4 = perbromic acid, HBrO2 = bromous acid