List of practice Questions

For the reversible reaction :
\(N_2(g) + 3H_2(g) ⇋ 2NH_3(g) + \text {Heat}\)
The equilibrium shifts in forward direction :
If a is the length of the side of a cube , the distance between the body centred atom and one corner atom in the cube will be
In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from 0.75 gm of sample neutralized 10 mL of 1 M H2SO4, The percentage of nitrogen in the soil is:
Magnetic moment 2.83 BM is given by which of the following ions?
(At. nos. Ti = 22, Cr = 24, Mn = 25, Ni = 28)
Of the following 0.10 m aqueous solutions, which one will exhibit the largest freezing point depression?
Reason of lanthanoid contraction is:
The pair of compounds that can exist together is:
The weight of silver (at wt. = 108) displaced by a quantity of electricity which displaces 5600 mL of O2 at STP will be:
What is the maximum number of orbitals that can be identified with the following quantum number?
n = 3, l = 1, ml = 0
When 0.1 mol MnO42– is oxidised the quantity of electricity required to completely oxidise MnO42– to MnO4– is
When 22.4 litres of H2(g) is mixed with 11.2 litres of Cl2 (g), each at S.T.P., the moles of HCl (g) formed is equal to :
Which of the following complexes is used to be as an anticancer agent?
Which of the following molecules has the maximum dipole moment?
Which of the following organic compounds has same hybridization as its combustion product CO2 ?
Which of the following statements is correct for the spontaneous adsorption of a gas?
Which one is most reactive towards Nucleophilic addition reaction?
Which one of the following is an example of a thermosetting polymer?
Which one of the following species has plane triangular shape?
Which property of colloids isnot dependent on the charge on colloidal particles?
1.0 g of magnesium is burnt with 0.56 g O2 in a closed vessel. Which reactant is left in excess and how much ?
(At. wt. Mg =24; O=16)
In acidic medium, H2O2 changes Cr2O72- to CrO5 which has two (-O-O-) bonds. Oxidation state of Cr in CrO5 is
The reaction of aqueous KMnO4 with H2O2 in acidic conditions gives:
What products are formed when the following compound is treated with Br2 in the presence of FeBr3?
What products are formed when the following compound is treated with Br2
Which of the following compounds will undergo racemisation when solution of KOH hydrolysis?
Which of the following compounds will undergo racemisation when solution of KOH hydrolysis?
Which of the following hormones is produced underthe condition of stress which stimulates glycogenolysis in the liver of human beings?