If which of the following orders the given complex ions are arranged correctly with respect to their decreasing spin only... View Article
What is ‘X’ in the given reaction? Answer: (a) Hence the answer is a
Water does not produce CO on reacting with a. C3H8 b. C c. CH4 d. CO2 Answer: (d) H2O +... View Article
Which one of the following statements is FALSE for hydrophilic sols? a. These sols are reversible in nature b. The... View Article
The correct order of bond dissociation enthalpy of halogen is: a. F2>Cl2>Br2>I2 b. Cl2>F2>Br2>I2 c. Cl2>Br2>F2>I2 d. I2>Br2>Cl2>F2 Answer: (c)... View Article
Carbylamine test is used to detect the presence of a primary amino group in an organic compound. Which of the... View Article
Given below are two statements: Statement I: The identification of Ni2+ is carried out by dimethylglyoxime in the presence of... View Article
Consider the following reaction: For each of the following cases (a, b), the direction in which the equilibrium shifts is:... View Article
1) The pressure dependence of the standard electrode potentials of reduction reactions involved in the extraction of metals. 2) The... View Article
1) [Xe] 5f7 and 7.9 2) [Xe] 4f7 and 7.9 3) [Xe] 5f7 and 8.9 4) [Xe] 4f7 and 8.9... View Article
Solution: (4) Option 4 is the answer.
The difference between the radii of 3rd and 4th orbits of Li2+ is ΔR1. The difference between the radii of... View Article
1) 6s, 5d, 5f, 6p 2) 6s, 4f, 5d, 6p 3) 6s, 6p, 6d, 6f 4) 6s, 5f, 6d, 6p... View Article
1) pH of rain water to be 5.6 2) BOD value of 5 ppm 3) 0.03% of CO2 in the... View Article
Solution: Correct order of basicity. Hence option 4 is the answer.
A flask contains a mixture of compounds A and B. Both compounds decompose by first order kinetics. The half-lives for... View Article
1) –2.4 Δo and –0.6 Δt 2) –1.6 Δo and –0.4 Δt 3) –0.4 Δo and –0.27 Δt 4) –0.4... View Article
1) Antihistamine 2) Antidepressant 3) Anti-inflammatory 4) Analgesic Solution: (2) If nor-adrenaline is low, person may suffer from depression. Hence,... View Article
1) (B) 2) (A) 3) (C) 4) (D) Solution: Option 4 is the answer.
The increasing order of the acidity of the α-hydrogen of the following compounds Solution: (1) Stability order
