Which salt undergoes hydrolysis?

1. CH3COONa                                     

2. KNO3

3. NaCl                                               

4. K2SO4

Subtopic:  Acids & Bases - Definitions & Classification |
 78%
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The value of H for the reaction,

   X2(g) + 4Y2(g2XY4 (g)

is less than zero. Formulation of XY4(g) will be favored at:                           

1. Low pressure and Low temperature

2. High temperature and Low pressure

3. High pressure and Low temperature

4. High temperature and High pressure

Subtopic:  Le Chatelier's principle |
 75%
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The pH of 0.1 M solution of anilium chloride is (Ka of C6H5NH3+ = 10-6)

(1) 3.5

(2) 3

(3) 4.5

(4) none of these

Subtopic:  pH calculation | Salt Hydrolysis & Titration |
 54%
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The conjugate acid of azide ion is:

1. NH3                 2. N3H

3. N2H4                4. N2-

Subtopic:  Ionisation Constant of Acid, Base & Salt | Acids & Bases - Definitions & Classification |
 68%
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In the following reaction

HC2O4- + PO43- HPO42- + C2O42- 

Which are the two Bronsted bases ?

1. H2C2O4- and PO43-

2. HPO42- and C2O42-

3. H2C2O4- and HPO4-2

4. PO43- and C2O42-

Subtopic:  Ionisation Constant of Acid, Base & Salt | Acids & Bases - Definitions & Classification |
 69%
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KpKc for the gaseous reaction:

I. 2A + 3B 2C
II. 2A4B
III. A+B+2C 4D

Would be respectively:

1. (RT)-3, (RT)2, (RT)0 

2. (RT)-3, (RT)-2, (RT)-1 

3. (RT)-3, (RT)2, (RT) 

4. None of the above

Subtopic:  Kp, Kc & Factors Affecting them |
 86%
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Calculate the molar solublity of Fe(OH)2 at a pH of 8

[Ksp of Fe(OH)2 = 1.6 X 10-14]

1. 0.06

2. 0.016

3. 0.01

4. 0.16

Subtopic:  Kp, Kc & Factors Affecting them |
 74%
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