Which of the following metal carbides gives propyne or allylene upon hydrolysis?

What is obtained when quicklime is heated with coke in an electric furnace?

Which group consists entirely of metals?

The correct sequence of increasing melting points of $BeCl_2$,$MgCl_2$,$CaCl_2$,$SrCl_2$,and $BaCl_2$ is:

Write a note on hydration enthalpy of group $2$ elements (Alkaline earth metals).

$A$ white solid '$A$' on heating gives off a gas which turns lime water milky. The residue is yellow when hot but turns white on cooling. This solid '$A$' is