List of top Chemistry Questions

The formula of malachite ore is:

$Ag _{2} O + H _{2} O _{2} \longrightarrow 2 Ag + H _{2} O + O _{2}$ In the above reaction $H _{2} O _{2}$ acts as a :

Which compound is formed when calcium carbide reacts with heavy water?

Excess of $Na^+$ ions in human system causes

The incorrect IUPAC name is

Which one of the following is not correctly matched?

Which one of the following is correctly matched?

The reaction of propene with HOCl proceeds via the addition of

The number of S - S bonds in sulphur trioxide trimer, $(S_3O_9)$ is

The correct order of equivalent conductance at infinite dilution of $LiCl, NaCl $ and $KCl $ is

In a solid $'AB'$ having the $NaCl$ structure, $'A'$ atoms occupy the corners of the cubic unit cell. If all the face centred atoms along one of the axes are removed, then the resultant stoichiometry of the solid is

I -propanol and 2-propanol can be best distinguished by

Acetophenone $(Ph-\overset{\underset{||}{O}}{C}- CH_3)$ is prepared in the laboratory by

The number of nodal planes in a $p_x$ orbital is

Saturated solution of $KNO_3$ is used to make -salt-bridge- because

The wavelength associated with a golf ball weighing 200 g and moving at a speed of 5 m/h is of the order

The quantum numbers $+\frac{1}{2}$ and $-\frac{1}{2}$ for the electron spin represent

Which carbide gives methane on hydrolysis?

When acetone reacts with bleaching powder, the compound formed is:

What is obtained by the dry distillation of calcium formate?

The oxidation of toluene to benzaldehyde, in presence of chromyi chloride, is called:

The IUPAC name of gammexane is:

$ HCl $ behaves as......in the reaction: $ HCl+HF\xrightarrow{{}}H_{2}^{+}Cl+{{F}^{-}} $

Diborane reacts with water to form:

Conjugated double bonds are present of these in: