Assertion and reasoning: Chemical reactions and equations

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Answer the following questions using the data given below:

1.

Assertion:	When lead nitrate is heated, it produces brown fumes.
Reason:	Nitrogen dioxide gas is produced as a byproduct of the decomposition of lead nitrate.

Assertion:	Photosynthesis is considered an endothermic reaction.
Reason:	Energy gets released in the process of photosynthesis.

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35. Assertion and reasoning: Chemical reactions and equations