1.

CH_4 gas is obtained in :- (a)Hydrolysis of Al_4C_3 (b)Hydrolysis of Be_2C (c )Hydrolysis of Mg_2C_3 (d) Hydrolysis of CaC_2

Answer»

only a, B, C
only a, b
only a, c
only b, c, d

Solution :`Al_2C_3 + 12H -OH to 4Al(OH)_3 + 3CH_4`
`Be_2C + 4H-OH to 2Be(OH)_2+CH_4`


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