List of top Chemistry Questions asked in AIIMS

At higher temperature, iodoform reaction is given by

Solution of $Na_2CrO_4$ in water is coloured. Oxidation state of $Cr$ in $Na_2CrO_4$ is $+6$.

$ {PbI4}$ is a stable compound. Iodide stabilizes higher oxidation state

$NF_3$ is a weaker ligand than $N(CH_3)_3$. $NF_3$ ionizes to give $F^-$ ions in aqueous solution.

Among the following the weakest base is

The ion which is not tetrahedral in shape is

$MnO _{4}^{2-}(1 mole )$ in neutral aqueous medium is disproportionated to

Which of the following are arranged in the decreasing order of dipole moment?

The true statement for the acids of phosphorus, $H_3PO_2$, $H_3PO_3$ and $H_3PO_4$ is

The paramagnetic species is

The complex used as an anticancer agent is

Glycosides are hydrolysed in acidic conditions. Glycosides are acetals.

Among the following the strongest acid is

IUPAC name of

The heat of neutralization of a strong base and a strong acid is $57 kJ .$ The heat released when $0.5$ mole of $HNO _{3}$ solution is added to $0.20 moles$ of $NaOH$ solution, is

Which of the following has the highest dipole moment?

Teflon is a polymer of

For the reaction : $ {H2 + Cl2 ->[{\text{sunlight}}] 2HCl}$ the order of reaction is

Atoms can neither be created nor destroyed. Under similar condition of temperature and pressure, equal volume of gases does not contain equal number of atoms.

The $pH$ of solution containing $0.10\, M$ sodium acetate and $0.03\, M$ acetic acid is $ \left( pK _{a} \text { for } CH _{3} COOH =4.57\right) $

Thermite is a mixture of iron oxide and

Methyl orange is the example of which type of dye?

Which of the following is involved in Sandmeyer's reaction?

Which of the following molecule has highest bond energy?

Which of the following compound is a tribasic acid?