List of top Chemistry Questions

Which of the following is correct, based on molecular orbital theory for peroxide ion?

In a metallic crystal:

The concentration of a reactant X decreases from $0.1 M$ to $0.005 M$ in $40 min$. If the reaction follows first order kinetics, the rate of the reaction when the concentration of X is $0.01 M$ will be:

At $pH = 4$, glycine exists as:

Which of the following taking place in the blast furnace is endothermic?

Which of the following is correct, based on molecular orbital theory for peroxide ion?

When a mixture of calcium benzoate and calcium acetate is dry distilled, the resulting compound is:

In a metallic crystal:

Potassium dichromate is used:

Which one of the following statements is incorrect for sucrose?

Inductive effect involves:

Which compound is expected to be optically active?

The physical states of dispersing phase and dispersion medium in colloid like pesticide spray respectively, are:

The basicity of aniline is less than cyclohexylamine due to:

A distinctive functional group of fats is:

Which cycloalkane has the lowest heat of combustion per $CH_{2$ group?

By heating phenol with chloroform in alkali, it is converted into:

The equivalent mass of Mohr's salt is:

Osmotic pressure observed when benzoic acid is dissolved in benzene is less than expected. This is because:

Mass of KOH required to completely neutralise the gas is:

AB will precipitate when the concentration of \( B^- \) ions is:

Which of the following can participate in linkage isomerism?

Which of the following is diamagnetic?

$+I$ effectis exhibited by

Nitrogen is obtained by heating