Question

Q5. Name the solid residual product formed in each reaction and state its
colour during- Thermal decomposition of the following substances.
i) Copper nitrate
ii) Ammonium dichromate iii) zinc carbonate
iv) Lead nitrate
v) Calcium hydroxide.

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Answer 1

1) Cuo

2) Cr207

3)Zno

4)Pbo

5)Cao

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