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Subjects
Science State Board
Class 8
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Textbook questions
6.
Say true or false. If false, correct the statement I
Exercise condition:
3
m.
1.
A chemical reaction is a temporary reaction.
False
True
A chemical reaction is a temporary reaction.
A chemical reaction is permanent reaction.
2.
Decomposition of lead nitrate is an example for a chemical reaction caused by light.
True
False
Decomposition of lead nitrate is an example for a chemical reaction caused by light.
Decomposition of lead nitrate is an example for a chemical reaction caused by heat.
3.
Formation of slaked lime from quicklime is an endothermic reaction.
True
False
Formation of slaked lime from quicklime is an exothermic reaction.
Formation of slaked lime from quicklime is an endothermic reaction.
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