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The spin only magnetic moment of a divalent ion in aqueous solution (atomic number 29) is ____BM.

The spin only magnetic moment of a divalent ion in aqueous solution (atomic number 29) is ____BM. Answer: 2 29Cu+2 → [Ar]183d9 No. of... View Article

If a compound AB dissociates to the extent of 75% in an aqueous solution, the molality of the solution which shows a 2.5 K rise in the boiling point of the solution is ______molal.

(Rounded-off to the nearest integer) [Kb =0.52 K kg mol-1] Answer: 3 AB → A+ + B- 1 - α α α α = 3 / 4 N = 2 i =... View Article

The solubility of Ca(OH)₂ in water is:

The solubility of Ca(OH)2 in water is: [Given: The solubility product of Ca(OH)2 in water = 5.5×10-6] a. 1.11 ×10-6 b. 1.77... View Article

Which of the following compound is added to the sodium extract before the addition of silver nitrate for testing of halogens?

Which of the following compound is added to the sodium extract before the addition of silver nitrate for testing of halogens? a. Nitric acid b.... View Article

Correct statement about the given chemical reaction is:

Correct statement about the given chemical reaction is: a. Reaction is possible and compound (A) will be a major product. b. The reaction will... View Article

Which among the following species has unequal bond lengths?

Which among the following species has unequal bond lengths? a. XeF4 b. SiF4 c. BF4- d. SF4 Answer: (d) The answer is d... View Article

The correct order of acid character of the following compounds is:

The correct order of acid character of the following compounds is: a. II>III>IV>I b. III>II>I>IV c. IV>III>II>I... View Article

Which of the following is correct structure of α-anomer of maltose

Which of the following is correct structure of α-anomer of maltose Answer: (d) Hence the answer is d... View Article

The method used for the purification of Indium is:

The method used for the purification of Indium is: a. Van Arkel method b. Vapour phase refining c. Zone refining d. Liquation Answer: (c)... View Article

The major components of German Silver are:

The major components of German Silver are: a. Cu, Zn and Mg b. Ge, Cu and Ag c. Zn, Ni and Ag d. Cu, Zn and Ni Answer: (d) Fact German... View Article

If which of the following orders the given complex ions are arranged correctly with respect to their decreasing spin only magnetic moment?

If which of the following orders the given complex ions are arranged correctly with respect to their decreasing spin only magnetic moment? (i)... View Article

What is ‘X’ in the given reaction?

What is ‘X’ in the given reaction? Answer: (a) Hence the answer is a... View Article

Water does not produce CO on reacting with

Water does not produce CO on reacting with a. C3H8 b. C c. CH4 d. CO2 Answer: (d) H2O + CO2 →H2CO3... View Article

Which one of the following statements is FALSE for hydrophilic sols?

Which one of the following statements is FALSE for hydrophilic sols? a. These sols are reversible in nature b. The sols cannot be easily... View Article

The correct order of bond dissociation enthalpy of halogen is:

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.... View Article

Carbylamine test is used to detect the presence of a primary amino group in an organic compound. Which of the following compounds is formed when this test is performed with aniline?

Carbylamine test is used to detect the presence of a primary amino group in an organic compound. Which of the following compounds is formed when... View Article

M	T	W	T	F	S	S
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30