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When \mathrm{CaCN_2} is hydrolyzed with super heated steam it produces -

Option: 1

\mathrm{CaC _{2}}


Option: 2

\mathrm{N_{2}}


Option: 3

\mathrm{Ca ( OH )_{2}}


Option: 4

\mathrm{NH _{3}}


Answers (1)

best_answer

As we have learnt,

Manufacture of Ammonia by Calcium Cyanamide -

Reaction of Calcium carbide and Nitrogen leads to the formation of Calcium Cyanamide (CaCN2) which is hydrolysed with superheated steam to obtain ammonia

\mathrm{CaC_{2}+N_{2}\overset{\Delta }{\longrightarrow}CaCN_{2}+C}

\mathrm{CaCN_{2}+3H_{2}O\overset{450K}{\longrightarrow}CaCO_{3}+2NH_{3}}

Therefore, option (4) is correct.

Posted by

seema garhwal

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