Be2C and Al4C3 are called - Infinity Learn by Sri Chaitanya

A
ethanides
B
methanides
C
carbonides
D
acetylides

Solution:

Both Be₂C and Al₄C₃ called methanides because on hydrolysis, both form methane gas.

$\underset{Aluminium carbide}{{Al}_{4} C_{3}} + 12 H_{2} O ⟶ 4 Al (OH)_{3} + \underset{Methane}{3 {CH}_{4}}$
$\underset{Beryllium carbide}{{Be}_{2} C} + 4 H_{2} O ⟶ 2 Be (OH)_{2} + \underset{Methane}{{CH}_{4}}$

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