List of top Chemistry Questions

Vapour density of a volatile substance is $4 \left( CH _{4}=1\right)$. Its molecular weight would ho.
Quartz is an example of:
Propionic acid and $KOH$ reacts to produce which one of the following?
$ H_{3}PO_{3}$ is:
Dehydration of alcohol involves:
Cadmium rods are used for which purpose?
Which of the following turns potassium dichromate paper green?
An asymmetric carbon atom is which:
The most reactive hydrocarbon is:
Which will have maximum ionization energy?
Among the following compounds which is planar in shape is:
Benzoic acid dissolved in benzene shows a molecular weight of:
The IUPAC name of $CH _{3}- \underset{\overset{|}{C}H_3}{\underset{\overset{|}{C}H_2}{CH}} - CH _{2}- CH _{2}( OH )- CH _{3}$
1 mole of $H_2$ and 2 moles of $I_2$ are taken initially in a 2 litre vessel. The number of moles of $H_2$ at equilibrium is 0.2. Then the number of moles of $I_2$ and HI at equilibrium is
The pH of a buffer containing equal molarconcentration of a weak base and its chloride ( $K_b$ for weak base = $2 \times 10^{-5}$, log 2 = 0.3) is
In the above reaction product 'P' is :
The atomic numbers of Cr and Fe are respectively 24 and 26, which of the following is paramagnetic with the spin of the electron :

Geometrical isomers are differ in 

When CH3CH2CHCl2 is treated with NaNH2, the product formed is 

Monomer of – C – CH2 – CH3 CH3 is : 

The percentage of C, H and N in an organic compound are 40%, 13.3% and 46.7% respectively then emprirical formula is 

Which of the following order is wrong :

In the following reaction product 'P' is :
Pd-BaSO4
What is P in the given chemical reaction?
What is P in the given chemical reaction?

Reaction BaO2 (s)\(\rightleftharpoons\) BaO (s) + O2(g); ∆H = + ve. In equilibrium condition. The pressure of O2 depends on :