1.

A metal compound ‘X’ reacts with dil. `H_2SO_4` to produce effervescence, The gas evolved extinguishes a burning candle. If one of the compound formed is calcium sulphate, then what is ‘X’ and the gas evolved? A. `CaCO_3` , Carbon dioxide gasB. `Na_2SO_4` , Hydrogen gasC. `NaHCO_3` , Carbon dioxide gasD. none of these

Answer» Correct Answer - A


Discussion

No Comment Found

Related InterviewSolutions