Free Printable Chemical Equations

1.

When two or more different elements are chemically combined.

a)

Mixture

b)

Element

c)

Solution

d)

Compound

2.

A chemical bond between a metal and a non-metal

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

3.

A chemical bond between two non-metals

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

4.

A chemical bond where electrons are taken/stolen

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

5.

A chemical bond where electrons are shared.

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

6.

What type of bond is NaCl?

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

7.

What type of bond is $CH_4$ ?

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

8.

Select the bonds that are the products in the following chemical formula: $CH_{4\ }+2O_2\ \rightarrow\ CO_2+\ 2H_2O$

a)

$2H_2O$

b)

$2O_2$

c)

$CH_4$

d)

$CO_2$

9.

Select the bonds that are the reactants in the following chemical formula: $CH_{4\ }+2O_2\ \rightarrow\ CO_2+\ 2H_2O$

a)

$2H_2O$

b)

$2O_2$

c)

$CH_4$

d)

$CO_2$

10.

$In\ CH_4,\$ the 4 is called the _________________________.

a)

Molecule

b)

Subscript

c)

Coefficient

d)

Exponent

11.

In 2NaCl, the 2 is called the _____________________.

a)

Molecule

b)

Subscript

c)

Coefficient

d)

Exponent

12.

How many Hydrogen (H) molecules are in $2H_2O$ ?

(a)

13.

How many Oxygen (O) molecules are in $2H_2O$ ?

(a)

14.

Select all that are compounds.

a)

$H_2O$

b)

$O_2$

c)

$CH_4$

d)

$NaCl$

e)

He

15.

Is the equation balanced (yes or no)?

$Cl_2+2KBr\ \rightarrow\ 2KCl\ +Br_2$

(a)

Chemical Equations

Total questions: 15

Worksheet time: 22mins

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