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Science State Board
Class 8
Changes around us
Chemical reaction and its conditions
8.
Conditions for a chemical change to occur: Choose the best options
Exercise condition:
4
m.
1
.
Yeast and enzymes are __________.
Biocatalyst
Ammonia
Aldehyde
2
.
__________ coined the word electrolysis in the nineteenth century.
Decomposition
Michael Faraday
Electrochemical reactions
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