The reaction $\text{Cyclopentanecarboxamide} \xrightarrow[\Delta ]{P_2O_5} A$. The product $A$ is:

Decarboxylation of malonic acid gives:

The number of moles $(x)$ of Grignard reagent $(CH_3MgI)$ consumed in the reaction of dimethyl phthalate with excess $CH_3MgI$ followed by acidic workup $(H^+)$ to form the product is:

Oxalic acid reacts with concentrated $H_2SO_4$ to produce a mixture of two gases. When this mixture is passed through caustic potash,one of the gases is absorbed. What substance is formed by the absorption of the gas in caustic potash?

Which among the following compounds has the highest boiling point?

When $CH_3-CH_2-COOH$ is reduced with $LiAlH_4$,the compound obtained will be