Question

75. Which of the following carbides give methane on hydrolysis?
(1) SiC
(2) Al4C3
​(3) CaC2
(4) Mg2C3

Answer 1

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✔C4- anion will give methane on hydrolysis. Therefore, the correct answer is (2)


Al4C3 + 12H2O → 4Al(OH)3 + 3CH4


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