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Why anhydrous \mathrm{BeCO}_3 is stored in \mathrm{CO}_2 ?
 

Option: 1

Because it react in air to form \mathrm{Be}(\mathrm{OH})_2.

 


Option: 2

Because it decomposes to \mathrm{BeO}.

 


Option: 3

Because it decomposes as \mathrm{Be}\left(\mathrm{HCO}_3\right)_2.

 


Option: 4

Because it reacts in air to form \mathrm{BeO}


Answers (1)

best_answer

\mathrm{BeCO}_3 decomposes into \mathrm{BeO}  and  \mathrm{CO}_2 easily. To reverse the reaction, it is kept in \mathrm{CO}_2 medium.

Posted by

Rakesh

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