Give reason why : [3]
a) Copper can displace silver from a solution of silver nitrate
b) White colored AgCl turns grey when kept in sunlight
c) Decomposition reaction is called opposite of combination reaction
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Answer:
White silver chloride turns grey in sunlight due to the decomposition of silver chloride into silver and chlorine by light.
The reaction that takes place is:
2AgCl+sunlight→2Ag+Cl
2
The above reaction in an endothermic reaction.
Answered by
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Answer:
When copper is dipped in the solution of silver nitrate, the solution turns blue. Copper displaces silver from silver nitrate to form silver metal and cupric nitrate.
Cu+2AgNO3→Cu(NO3)2+2Ag
ANSWER
White silver chloride turns grey in sunlight due to the decomposition of silver chloride into silver and chlorine by light.
The reaction that takes place is:
2AgCl+sunlight→2Ag+Cl2
The above reaction in an endothermic reaction.
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