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05/11/2020 6:48 pm
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An alkali metal A gives a compound B (molecular mass = 40) on reacting with water. The compound B gives a soluble compound C on treatment with aluminium oxide. Identify A, B and C and give the reaction involved.
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05/11/2020 6:53 pm
'A' is sodium, 'B' is NaOH (Molecular weight = 40)
2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g)
‘C’ is sodium meta aluminate, soluble in water.