Which of the following is a Lewis acid
Which of the following is a Lewis acid
Options
(a) Br⁻ (b) Cl⁻ (c) S⁻ (d) Ag⁺
Correct Answer:
Ag⁺
Explanation:
No explanation available. Be the first to write the explanation for this […]
Equilibrium
Which of the following is a Lewis acid
Which of the following is a Lewis acid
Options
(a) Cl⁻ (b) H₃O⁺ (c) BF₃ (d) C₂H₅OH
Correct Answer:
BF₃
Explanation:
No explanation available. Be the first to write the explanation for this […]
100 mL of HCl + 35 mL of NaOH, colour of methyl orange in the solution will be
100 mL of HCl + 35 mL of NaOH, colour of methyl orange in the solution will be
Options
(a) red (b) yellow (c) can’t be predicted (d) methyl orange is not a […]
For a reaction, 2NOCl(g) + Cl₂(g) , Kc at 427⁰C is 3 ˣ 10⁻⁶ L.mol⁻¹.
For a reaction, 2NOCl(g) + Cl₂(g) , Kc at 427⁰C is 3 ˣ 10⁻⁶ L.mol⁻¹.The value of Kp is nearly
Options
(a) 7.50 ˣ 10⁻⁵ (b) 2.50 ˣ 10⁻⁵ (c) 2.50 ˣ 10⁻⁴ […]
In an equilibrium reaction, if temperature increases
In an equilibrium reaction, if temperature increases
Options
(a) equilibrium constant increases (b) equilibrium constant decreases (c) any of the above (d) no effect
Correct Answer:
any of the above
Explanation:
No explanation […]
Which one of the following pairs of solution is not an acidic buffer
Which one of the following pairs of solution is not an acidic buffer
Options
(a) CH₃COOH and CH₃COONa (b) H₂CO₃ and Na₂CO₃ (c) H₃PO₄ and Na₃PO₄ (d) HClO₄ and NaClO₄
Correct Answer:
HClO₄ and […]
What is the pH of the resulting solution when equal volumes of 0.1 M NaOH
What is the pH of the resulting solution when equal volumes of 0.1 M NaOH and 0.01 M HCl are mixed?
Options
(a) 2 (b) 7 (c) 1.04 (d) 12.65
Correct Answer:
12.65
If the equilibrium constant for reaction is K, the equilibrium constant for
If the equilibrium constant for N₂(g) + O₂(g) ⇌ 2NO(g) is K, the equilibrium constant for 1/2 N₂(g) + 1/2 O₂(g) ⇌ NO(g) will be
Options
(a) 1/2 K (b) K (c) K² […]
If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹²,
If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹², then at equilibrium the system will contains
Options
(a) mostly reactants (b) mostly products (c) similar amounts of […]
The K(sp) of Ag₂CrO₄, AgCl,AgBr and AgI are respectively. 1.1 ˣ 10⁻¹²,1.8 ˣ 10⁻¹⁰,
The K(sp) of Ag₂CrO₄, AgCl,AgBr and AgI are respectively. 1.1 ˣ 10⁻¹²,1.8 ˣ 10⁻¹⁰, 5.0 ˣ 10⁻¹³,8.3 ˣ 10⁻¹⁷.Which one of the following salts will precipitate last if AgNO₃ solution is added to the solution […]