With an increase in atomic number,the melting point of alkali metals .......

$A$ man pushes a wall and fails to displace it. He does:

$CH_3MgBr + CO_2$ $\xrightarrow{\text{Dry ether}} Y$ $\xrightarrow{H_3O^{\oplus}} Z$. Identify $Z$ from the following.

Which of the following is a conjugate acid-base pair?

Two liquids $A$ and $B$ are at $32\,^{\circ}C$ and $24\,^{\circ}C$. When mixed in equal masses,the temperature of the mixture is found to be $28\,^{\circ}C$. Their specific heats are in the ratio of:

What product is obtained from the reaction of a Grignard reagent with a ketone?