List of top Chemistry Questions

The formation of 2-butene as a major product by dehydration of 2-butanol is in accordance with
In Wolff-Kishner reduction, the carbonyl group of aldehydes and ketones is converted into
Which of the following is a transition elements ?
The structure of white phosphorus is
In the following four elements,the ionization potential of which one is the highest ?
The last member of the family of inert gases is
Which of the following statements(s) is (are) correct?
The metal always found in free state is
Synthetic human hairwigs are made from a copolymer of vinyl chloride and acrylonitrile, and is called
The product of addition polymerization reaction is
Which electronic configuration of an element has abnormally high difference between second and third ionisation energy?
Among the following which compound will show the highest lattice energy?
One of the characteristic properties of non-metals is that they
In the periodic table from left to right in a period, the atomic volume
When $CuSO_4 $ is electrolysed using platinum electrodes?
Industrial preparation of chloroform employs acetone and
The number of atoms contained in a fcc unit cell of a monoatomic substance is
When chlorine is passed through propene at $400^{\circ} C,$ which is the following is formed?
When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives
Which is the correct symbol relating the hetero Kekule structure of benzene?
Among acetic acid, phenol and n-hexanol which one of the following compound will react with $NaHCO_3$ solution to give sodium salt and $CO_2$ ?
A compound is treated with $NaNH_2$ to give sodium salt. Identify the compound.
On doping Ge metal with a little of In or Ga, one gets
The most suitable method of separation of $1 : 1$ mixture of ortho and para-nitrophenols is :
Ethanol and dimethyl ether form a pair of functional isomers. The boiling point of ethanol is higher than that of dimethyl ether due to the presence of