Free Printable Physical and Chemical Changes

Free Printable Worksheets

Worksheets

Physical and Chemical Changes

Total questions: 6

Worksheet time: 4mins

Name

Class

Date

1.

Fe+O2+H2O+

a)

Fe2

b)

Fe2O3

c)

Fe2O

d)

FeO3

2.

Chemical Formulae of Ozone Gas

a)

O

b)

O2

c)

O3

d)

G

3.

What is a homogenous mixture of metal with metal or with a non-metal?

a)

Metal Metal

b)

Alloy

c)

Stainless Steel

d)

Galvanised Metal

4.

When_______gas is passed through lime water, it turns milky white.

a)

Oxygen

b)

Ozone Gas

c)

Carbon Dioxide

5.

True or False: Rust is a form of Iron

a)

True

b)

False

6.

A reaction in which heat is released is caleed_______.

a)

exothermic

b)

endothermic

c)

ultrasonic

100 %

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