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12g of an alkaline earth metal gave 14.8g of its nitride.Atomic wt of that metal is
let the metal be M with atmic wt. be x so 3M + N2 ---->M3N2 3x 3x+28 so, 12/3x = 14.8/(3x+28) which in solving for x gives 40 the metal is calcium and its nitride is Ca3N2 -- Please feel free to post as many doubts on our disucssion forum as you can. If you find any question difficult to understand - post it here and we will get you the answer and detailed solution very quickly.We are all IITians and here to help you in your IIT JEE preparation. All the best. Regards, Ramesh IIT Kgp - 05 batch
let the metal be M with atmic wt. be x
so 3M + N2 ---->M3N2
3x 3x+28
so, 12/3x = 14.8/(3x+28)
which in solving for x gives 40
the metal is calcium and its nitride is Ca3N2
--
Please feel free to post as many doubts on our disucssion forum as you can. If you find any question difficult to understand - post it here and we will get you the answer and detailed solution very quickly.We are all IITians and here to help you in your IIT JEE preparation. All the best. Regards, Ramesh IIT Kgp - 05 batch
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