List of top Chemistry Questions asked in KCET

4 g of a hydrated crystal of formula AxH$_2$O has 0.8 g of water. If the molar mass of the anhydrous crystal (A) is 144 g mol$^{-1}$, x value is

Meso compounds do not show optical activity because

Adsorption theory is applicable for

Which one of the following sets of ions represents the collection of isoelectronic species ?

The process of zone refining is used in the purification of

An example for a neutral buffer is

The stability of a Lyophobic colloid is due to

Which of the following cations will have minimum flocculation value for arsenic sulphide sol ?

Mesomeric effect involves

Hybridised states of carbon in Graphite and Diamond are respectively

An alkyl bromide $(X)$ reacts with Sodium in ether to form $4, 5$ -diethyl octane, the compound X is

Acetone and Propanal are

A group of atoms can function as a ligand only when

Which of the following is not a colligative property ?

The number of water molecules present in a drop of water weighing $0.018\, gm$ is

Which of the following aqueous solutions will exhibit highest boiling point ?

Which one of the following is not correct ?

When limestone is heated, $CO_2$ is given off. The metallurgical operation is

Alkali metals have negative reduction potential and hence they behave as

The number of optical isomers of the compound $CH_3-CHBr-CHBr- COOH$ is

Empirical formula of a compound is $CH_2O$ and its molecular mass is $90$, the molecular formula of the compound is

In Buna- $S$, the symbol $'Bu'$ stands for

Glucose when reduced with $HI$ and Red Phosphorus gives

Cycloalkane formed when $1, 4$ -dibromopehtane is heated with Sodium is

Conversion of benzene to acetophenone can be brought by