wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Chemistry Set 4

Total questions: 9

Worksheet time: 5mins

Name
Class
Date
1.

What is the willingness to go through a chemical change?

a)

Reactant

b)

Reactivity

c)

Subscript

d)

Product

2.

What is the Law of Conservation of Mass?

a)

a system in which matter can enter from or escape to the surroundings.

b)

mass cannot be transformed/arranged only created or destroyed

c)

large numbers in front of a chemical formula to tell how many of the whole chemical formula there are

d)

mass cannot be created or destroyed, only transformed/rearranged

3.

Beginning compounds/elements of a chemical reaction

a)

Reactant

b)

Open system

c)

Reactivity

d)

Coefficient

4.

What are the ending compounds/elements of a chemical reaction?

a)

Arrow in chemical equation

b)

Subscript

c)

Reactivty

d)

Product

5.

What is a coefficient?

a)

a system in which matter can enter from or escape to the surroundings.

b)

large numbers in front of a chemical formula to tell how many of the whole chemical formula there are

c)

small number following a chemical formula to tell how many of a certain piece there i

d)

A system in which no matter is allowed to enter or leave

6.

What is a subscript?

a)

large numbers in front of a chemical formula to tell how many of the whole chemical formula there are

b)

ending compounds/elements of a chemical reaction

c)

small number following a chemical formula to tell how many of a certain piece there is

d)

small number in front of a chemical formula to tell how many of a certain piece there is

7.

A system in which no matter is allowed to enter or leave

a)

Closed system

b)

Open system

c)

Product system

d)

Reactant system

8.

A system in which matter can enter from or escape to the surroundings.

a)

Open system

b)

Product system

c)

Closed system

d)

Reactivity

9.

What is the arrow in a chemical equation?

a)

coefficient

b)

means, "equals," not "yields"

c)

subscript

d)

means, "yields," not "Equals"