1.

In Ramsay - Ray leight first method, which of the following are used to remove CO_2, O_2 and N_2 respectively

Answer»

Soda lime + Potash SOLUTION, red hot Cu & HEATED MG
Soda lime, heated Mg& red hot Cu
Soda lime, red hot `Cu_2O` & heated Mg
Soda lime + Potash soln, red hot CUO & heated Mg

Answer :B


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