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Chemical Reaction Formative assessment

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Last updated almost 4 years ago
9 questions
This assessment helps you to evaluate your knowledge, Go and try to do all the questions
1
1
1
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4
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4
Question 1
1.

Release of hydrogen gas from an experiment means that there is a ------------- change

Question 2
2.

Melting ice means that there is a ------------- change

Question 3
3.

Substances that are broken down by the chemical change called

Question 4
4.

Substances created by the chemical change called

Question 5
5.

Release of gas means that there is Physical reaction

Question 6
6.

Change of Color means that there is Chemical reaction

Question 7
7.

Match between the change and the kind of change

Draggable itemarrow_right_altCorresponding Item
Burning a paper
arrow_right_alt
Physical change
Cutting of tree
arrow_right_alt
Chemical change
Formation of Iron rust
arrow_right_alt
Physical change
Squeezing lemon juice
arrow_right_alt
Chemical change
Question 8
8.

What is the difference between Physical and Chemical change? Give an example on both?

Question 9
9.

State 4 evidences that means there is a chemical reaction occurs?