List of top Chemistry Questions

The reaction, Zn(s) + CuSO\(_4\)(aq) \( \rightleftharpoons \) ZnSO\(_4\)(aq) + Cu(s) is an example of a:

The purple colour of KMnO\(_4\) is due to:

How many lattice points belong to a face-centered cubic unit cell?

Schottky defect in solids is due to:

Which one of the following is amorphous?

NH\(_3\), group in a coordination compound is named as:

Which one of the following has maximum number of unpaired electrons?

The magnetic moment of lanthanide ions is determined from which one of the following relation?

How many isomers does \( \text{Co}(C_6H_6)_3 \) have?

Excess of NaOH reacts with Zn to form:

The equivalent weight of potassium permanganate when it acts as oxidizing agent in ferrous ion estimation is:

Which of the following species has a bond order other than $3$ ?

Nylon-$66$ is an example of:

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