Science, asked by mahendrasinghsaharan, 1 year ago

plz answer ques no.3, 4 and 6

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Answered by balvir37
1
when an iron nail is dipped in copper sulphate it change its colour because iron is more reactive than copper so it can displaced it by its salt solution . Hence it is displacement reaction

mahendrasinghsaharan: hello dear
mahendrasinghsaharan: can u plz answer question no. 3 and 4
balvir37: i don' t know sorry
mahendrasinghsaharan: oh
mahendrasinghsaharan: ok thanks dear
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