Q5. Name one metal which can displace zinc from its salt solution and one
metal which cannot displace zinc from its salt solution.
Q6. What happens when limestone is heated strongly? What type of
reaction is this?
navneetdlisbhu:
Zinc can displace iron and cannot displace calcium. limestone produces lime and carbon dioxide, it is decomposition reaction
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Answer:
answer 5. one metal which can displace Zink is rubidium
one metal which can't displace Zink is copper
Explanation:
answer 6.
If limestone is heated strongly, it breaks down to form calcium oxide and carbon dioxide. Calcium oxide is also called quicklime. It is yellow when hot, but white when cold. It decomposes into calcium oxide and carbon dioxide .this is a thermal decomposition reaction.
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