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Metal A belongs to period 3 and group 13. A in red hot condition reacts with steam to form B. A with strong alkali forms C. Find A.B and C with reactions. |
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Answer» Solution :(i) Metal (A) belongs to period 3 and group 13, is Aluminium (AI). (ii) (A) Al in red hot condition reacts with steam to form Aluminium oxide (B). `underset((A)) (2Al) + underset(("Steam"))(3H_(2)O) to underset(("Aluminium oxide")(B)) (Al_(2)O_(3) + 3H_(2) uparrow` (iii) Aluminium (A) reacts with strong alkali forms sodium meta aluminate (C). `2Al + 2NAOH + 2H_(2)O to 2NaAlO_(2) + 3H_(2) uparrow` 
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