List of top Chemistry Questions asked in Rajasthan PMT

Which of the following electronic configuration represents noble gas?

Which reaction is used for the preparation of acetophenone?

Which of the following element shows maximum valency?

The molecule having largest dipole moment among the following is:

When $ {{H}_{2}}S $ gas is passed in a metal sulphate solution in presence of $ N{{H}_{4}}OH $ , a white precipitate is produced. The metal is identified as:

Which one of the following can produce hydrogen when treated with metallic sodium?

The value of amu is which of the following?

$ CH_3COOH $ is weaker acid than $H_2SO_4$ . It is due to:

Which of the following electronic configuration represents noble gas?

When calcium acetate is distilled, it will produce which of the following compound?

Formalin is:

The lightest as is:

The oil of wintergreen is:

The oxidation state of $M^{3+}$ after removing three electrons is:

The correct one for $ d- $ orbital is:

The oxygen obtained from $72\,kg$ of water is:

The process of zinc-plating on iron sheet is known as:

The hybridisation present in $ IF_{3}$ is:

Nessler's reagent is:

Propene on addition with $ HI, $ gives:

Acetylene on treating with $Cu _{2} Cl _{2}$ gives :

The reaction of $ H_{2} $ on ethene in presence of catalyst is called :

Hinsbergs reagent is used to distinguish between:

Which is used to get ethyl alcohol from acetic acid?

Lattice energy is calculated by :