Which of the following compounds on hydrolysis gives ethyne a)CaC2 b)Mg2C3c)Al4C3d)CuCl2the correct option is aplease explain it

Which of the following compounds on hydrolysis gives ethyne a)CaC2 b

1.	Which of the following compounds on hydrolysis gives ethyne a)CaC2 b)Mg2C3c)Al4C3d)CuCl2the correct option is aplease explain it
Answer» Carbide ion in it (C2) 2-Its structure is a C atom triple bonded to ANOTHER C atom, just as if its two H atoms short of ethyne.That's why answer is a ;)Update:Complete reactionCAC2 + 2 H2O = C2H2 + CA(OH)2You can easily SEE the similarlies between Carbide ion and ethyne