ICSE /Class 7
Chemistry MCQ Based On Topic physical and chemical changes
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ICSE Class 7 Chemistry Topic physical and chemical changes
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Recall about the properties of physical and chemical changes
This gas is the lightest gas.
Burning of paper is which type of change.
Recall the types of chemical equations.
Recall the definition to find the answer.
2H2 + O2 -------> 2H2O is which type of reaction.
Volatile - the one who releases fumes at normal temperature.
What are substances which two react to form a new compound in a reaction known as?
Recall about the properties of physical and chemical changes. Think about the given compound
H2CO3 --------> H2O + CO2 is which type of reaction.
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