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(a) Why are alkali metals kept in kerosene oil? (b) What is : (i) basic lead carbonate and (ii) brown powder deposit on iron? (c) Why is hydrogen kept in the metal activity series? |
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Answer» (a) Why are alkali metals kept in kerosene oil? (b) What is : (i) basic lead carbonate and (ii) brown powder deposit on iron? (c) Why is hydrogen kept in the metal activity series? |
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