List of top Chemistry Questions

Strongest acid among the following is

A solid $AB$ has $NaCl$ type structure. The radius of $A^+$ is $100\, pm$. What is the radius of $B^-$ ?

The common features among the species $CN^-$, CO and $NO^+$ are

The correct order of hybridisation of the central atom in the following species $NH_3$, $[PtCl_4]^{2-}$ , $PCl_5$, and $BCl_3$ is

Which of the following is incorrect : -

Which one of the following is an incorrect statement?

Which one of the following is correctly matched?

The random motion of colloidal particles in the dispersion medium is known as:

Glucose on treatment with Tollens reagent produce silver mirror. This shows the presence of:

The value of azimuthal quantum number $ (l) $ is $2$ then the value of principal quantum number $ (n) $ is:

The formula of malachite ore is:

The IUPAC name of $Ni ( CO )_{4}$ 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

Which one of the following is not correctly matched?

The incorrect IUPAC name is

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