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Formative Assessmet -1 8/4/2021

Last updated over 4 years ago

4 questions

1

Question 1

1.

1

2

Combustion of LPG IS Physical change.

True

False

Question 2

2.

Hydrogen and oxygen in water are mixed in the ratio:

1:8

2:1

1:2

8:1

1

Question 3

3.

What do you understand by this image ?

Displacement reaction

Question 4

4.

Define Double displacement reaction reaction

Reduction reaction

Double displacement reaction

Combustion reaction