Practice questions
88551 published questions with worked solutions.
- Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : A...
- The torque due to the force (2 i + j +2 k ) about the origin, acting on a particle whose position vector is ( i + j + k ), would...
- A force F = 2 i +b j + k is applied on a particle and it undergoes a displacement i -2 j - k . What will be the value of b, if...
- Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : In...
- A ball of mass 100 g is projected with velocity 20 m/s at 60° with horizontal. The decrease in kinetic energy of the ball during...
- A transparent film of refractive index, 2.0 is coated on a glass slab of refractive index, 1.45. What is the minimum thickness of...
- A proton is moving undeflected in a region of crossed electric and magnetic fields at a constant speed of 2 10^5 ms^ -1 . When...
- A parallel plate capacitor of area A = 16 cm^2 and separation between the plates 10 cm, is charged by a DC current. Consider a...
- A tube of length 1m is filled completely with an ideal liquid of mass 2M, and closed at both ends. The tube is rotated uniformly...
- Arrange the following compounds in increasing order of their dipole moment : HBr, H_2S, NF_3 and CHCl_3
- The maximum covalency of a non-metallic group 15 element 'E' with weakest E–E bond is :
- The species which does not undergo disproportionation reaction is :
- Match List-I with List-II. List-I (Partial Derivatives): (A) ( G T )_P (B) ( H T )_P (C) ( G P )_T (D) ( U T )_V List-II...
- The correct order of the following complexes in terms of their crystal field stabilization energies is
- Density of 3 M NaCl solution is 1.25 g/mL. The molality of the solution is :
- The molar solubility(s) of zirconium phosphate with molecular formula (Zr^ 4+ )_3(PO_4^ 3- )_4 is given by relation
- Given below are two statements : Statement (I) : An element in the extreme left of the periodic table forms acidic oxides....
- Given below are two statements : Statement (I) : A spectral line will be observed for a 2p_x 2p_y transition. Statement (II) :...
- Given below are two statement : Statement (I) : Nitrogen, sulphur, halogen and phosphorus present in an organic compound are...
- Identify the homoleptic complex(es) that is/are low spin. (A) [Fe(CN)_5NO]^ 2- (B) [CoF_6]^ 3- (C) [Fe(CN)_6]^ 4- (D)...