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chemical changes

Chemical Changes

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal 2 Comments

Question 1 What is meant by rusting of iron? State two conditions necessary for rusting of iron? How rusting damages iron objects? Question 2 What happens when an iron nail is kept immersed in copper sulphate solution?Question 3 What happens when baking soda is added to vinegar? Give its chemical reaction?Question 4 What happens when carbon dioxide is passed through lime … [Read more...] about Chemical Changes

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