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Worksheets

Chemical Bonding

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Binary Compounds are composed of ______ atoms

a)

One

b)

Two

c)

Four

d)

Many

2.

For an ion, the oxidation number is__________

a)

One less than the charge on the ion

b)

the same as the charge on the ion

c)

Zero

d)

always negative

3.

A complex ion is ________

a)

an ion made from a large atom

b)

a single atom that has formed an ion

c)

only found in compounds

d)

an ion with more than one atom

4.

A polyatomic ion is another name for a _______ ion.

a)

Positive

b)

Complex

c)

Negative

d)

Neutral

5.

Which of the following is correct

a)

carbon dioxide has only one oxygen atom

b)

carbon monoxide has two carbon atoms

c)

carbon monoxide has only one oxygen atom

d)

carbon dioxide has only two carbon atoms

6.

compounds that are hydrates contain which of the following?

a)

nitrogen

b)

water

c)

hydrogen

d)

polyatomic ions

7.

A binary compound made with phosphorus will end with the word____________

a)

phosphate

b)

phosphorous

c)

phosphite

d)

phosphide

8.

NO2 is the formula for ______

a)

nitrogen oxygen

b)

noxide

c)

nitrogen oxate

d)

nitrous oxide

9.

What do you call the number that shows how many electrons an atom must gain/lose/share to become stable?

a)

binary compound

b)

ionic bond

c)

oxidation number

d)

chemical formula

10.

This tells what elements a compound contains and the exact number of atoms of each element

a)

ion

b)

chemical formula

c)

chemical bond

d)

oxidation number

11.

positively or negatively charged, covalently bonded group of atoms

a)

ion

b)

polyatomic ion

c)

covalent bond

d)

polar molecule

12.

compound composed of two elements

a)

chemically stable

b)

ion

c)

binary compound

d)

chemical bond

13.

describes an atom that has a full outermost energy level

a)

chemically stable

b)

chemical bond

c)

covalent bond

d)

oxidation number

14.

molecule that has a slightly positive end and a slightly negative end

a)

nonpolar molecule

b)

polar molecule

c)

covalent bond

d)

ion

15.

the attraction that forms between atoms when they share electrons

a)

ionic bond

b)

polyatomic ion

c)

chemically stable

d)

covalent bond

16.

the force that holds atoms together in a compound

a)

ion

b)

chemical bond

c)

oxidation number

d)

binary compound

17.

a compound that has water chemically attached to it

a)

hydrate

b)

polar molecule

c)

ion

d)

nonpolar molecule

18.

the force of attraction between the opposite charges of the ions in an ionic compound

a)

chemical bond

b)

covalent bond

c)

polyatomic ion

d)

ionic bond

19.

molecule made of two identical atoms that share the electrons equally

a)

nonpolar molecule

b)

polar molecule

c)

binary compound

d)

ionic bond

20.

a charged particle that has either more or fewer electrons than protons

a)

hydrate

b)

polar molecule

c)

ion

d)

covalent bond

21.

What is the name of AlCl3?

a)

Aluminum Chlorine

b)

Aluminum Trichloride

c)

Aluminum(III) Chloride

d)

Chloraluminum

22.

What is the oxidation # of elements in group 16?

a)

1+

b)

2+

c)

2-

d)

1-

23.

What is the formula for copper(I) oxide?

a)

CuO

b)

Cu2O

c)

CuO2

d)

Cu2O2

24.

Which of the following is a polyatomic ion?

a)

SO4

b)

Na2S

c)

K2S

d)

AlCl3

25.

Which copper ion has an oxidation number of 2+?

a)

Copper(I)

b)

Copper(II)

c)

Copper(III)

d)

Copper(IV)