List of top Chemistry Questions asked in Manipal

At $90^{\circ} C$, pure water has $H _{3} O ^{+}$ion concentration of $10^{-6} mol / L ^{-1}$. The $K_{w}$ at $90^{\circ} C$ is :
Schottky defect generally appears in:
The molar freezing point constant for water is $ 1.86{}^\circ C/mole $ . If $342\, g$ of cane sugar $ (C_{12}H_{22}O_{11})$ is dissolved in $1000 \,g$ of water, the solution will freeze at:
The co-ordination number and oxidation number of $X$ in the following compound $[X(SO_4)(NH_3)_5]Cl$ will be:
The chief impurity present in red bauxite is:
Schottky defect generally appears in:
Noble gases are adsorbed by:
Maltose consists of which one of the following?
$ {{H}_{2}}{{O}_{2}} $ is manufactured these days:
The Ostwald dilution law is expressed as:
The pH value of an acid is $5$ and its concentration is 1 M. What is the value of $ K_{a} $ for the acid?
Which of the following is an epsom salt?
Which of the following is obtained when auric chloride reacts with sodium chloride?
When lead nitrate is heated, it produces:
The order of reactivities of methyl halide in the formation of Grignard reagent is:
The maximum energy is possessed by an electron, when it is present:
The $ BC{{l}_{3}} $ is a planar molecule whereas $ NC{{l}_{3}} $ is pyramidal, because:
Which of the following is called Marsh gas?
Which of the following is not a characteristic of chemisorption ?
Which of the following is not a synthetic fibre?
Which of the following is the chief ore of copper?
Which of the following reagent can distinguish between $1$-Butyne and $2$-Butyne?
Which of the following species represent the example of $dsp^2$ -hybridization ?
Which is most basic ?
The conjugate base of $ OH^{-}$ is: