List of top Chemistry Questions

Which one of the following product is formed when calcium salt of adipic acid is heated ?
In $2 HI \rightleftharpoons H _{2}+ I _{2}$ , the forward reaction is not affected by change in :
6 moles of an ideal gas expand isothermally and reversibly from a volume of 1 litre to a volume of 10 litres at 27?C. What is the maximum work done?
When ideal gas expands in vacuum, the work done by the gas is equal to
The magnetic moment of lanthanide ions is determined from which one of the following relation?
Schottky defect in solids is due to
The electrolyte used in Lechlanche cell is
The metal that crystallises in simple cubic system is
Calcium Acetate on heating under distillation gives
Identify the product for the following reaction
The order of the reaction $N_2O_5 \, \rightarrow \, N_2O_4(g) + \frac{1}{2}O_2(g)$ is
The tendencies of the electrodes made up of Cu, Zn and Ag to release electrons when dipped in their respective salt solutions decrease in the order
Which one of the following is amorphous?
How many lattice points belong to a face centered cubic unit cell?
The increase of pressure on ice ? water at a constant temperature will cause
The reaction,Zn(s) + CuSO4(aq) $\rightarrow$ZnSO4(aq) + Cu(s) is an example of a
If for a sucrose solution, elevation in boiling point is $0.1^{\circ} C, $ then what will be the boiling point of $NaCl$ solution for same molal concentration?
A sample of rock from moon contains equal number of atoms of uranium and lead. $t_{1 / 2}$ for $U =4.5 \times 10^{9}$ years. The age of the rock would be :
The number of waves in an orbit are :
Self condensation of two moles of ethyl acetate in presence of sodium ethoxide yields:
A carbonyl compound reacts with hydrogen cyanide to form cyanohydrin which on hydrolysis forms a racemic mixture of α-hydroxy acid. The carbonyl compound is:
Nucleophilic addition reaction will be most favoured in:
Photochemical smog pollution does not contain:
A plot of \(log\ \frac {x}{m}\) versus \(log \ p\) for the adsorption of a gas on a solid gives a straight line with slope equal to:
The major organic product in the reaction, CH3 – O – CH(CH3)2 + HI \(→\) Product is: