List of top Chemistry Questions

Acetylenic hydrogens are acidic because

The number of oxygen atoms in $4.4\, g$ of $CO_2$ is,

Correct gas equation is

$H_2O$ has a net dipole moment while $BeF_2$ has zero dipole moment because

If p, V, M, T and R are pressure, volume, molar mass, temperature and gas constant respectively, then for an ideal gas, the density is given by

Plasmamembrane is made of

Propene, $CH_3 - CH = CH_2$ can be converted into 1-propanol by oxidation. Indicate which set of reagents amongst the following is ideal to affect the above conversion?

Prussian blue is formed when

The compound which reacts fastest with Lucas reagent is (at room temperature)

The maximum number of electrons in a subshell is given by the expression

Which of the following does not apply to metallic bond?

Which of the following statements do not form a part of Bohr's model of hydrogen atom?

Which of the following is an optically active compound?

An example of a double salt is

Lassaigne?s test is used in qualitative analysis to detect

Photographic plates and films have an essential ingredient of

The substance used as a smoke screen in war fare is

Red P can be obtained from white P by

Which one of the following is the strongest base?

Which of the following is the strongest acid?

The ground state electronic configuration of chromium is

Nitrogen (I) oxide is produced by

The value of van derWaals' constant a for the gases $O_2, N_2$, $NH_3$ and $ CH_4$ are 1.360, 1.390,4.170 and $2.253L^2$ atm $mol^{-2}$ respectively. The gas which can most easily be liquefied is

Pauling's electronegativity values for elements are useful in predicting