Description : Which of the following compounds on hydrolysis gives propyne? (a) CaC2 (b) Mg2C3 (c) Al4C3 (d) Cu2Cl2
Last Answer : Al4C3
Description : Which of the following compounds on hydrolysis gives acetylene? (a) CaC2 (b) Mg2C3 (c) Al4C3 (d) Cu2Cl2
Last Answer : (a) CaC2
Description : Pick out the exothermic reaction out of the following: (A) C + H2O = CO + H2 (B) CaC2 + H2O = Ca(OH)2 + C2H2 (C) MgCO3 = MgO + CO2 (D) All (A), (B) and (C)
Last Answer : (B) CaC2 + H2O = Ca(OH)2 + C2H2