MEDIUM
Earn 100

At equilibria, select the false statement, considering the given equation:
CH3COOH+H2OH3O++CH3COO-
H2SO4+CH3COOHCH3COOH2++HSO4-
H2SO4+HNO3H2NO3++HSO4-
NH3+H2ONH4++OH-

56.25% studentsanswered this correctly

Important Questions on Equilibrium

MEDIUM
The degree of dissociation of 0.1M acid HA is 5%. The value of Kc of HA is
EASY

Write short note on following- 
Weak Electrolyte

MEDIUM
0.004 M Na2SO4 is isotonic with 0.01 M glucose solution. The degree of dissociation of Na2SO4 is
EASY
In the following reactions, ZnO is respectively acting as a/an,

(i) ZnO+Na2ONa2ZnO2

(ii) ZnO+CO2ZnCO3
EASY
Name the particles present in strong electrolyte.
MEDIUM
For standardizing NaOH solution, which of the following is used as a primary standard?
EASY
Give an example of a compound whose aqueous solution is a weak electrolyte.
MEDIUM
The strength of an aqueous NaOH solution is most accurately determined by titrating: (Note: consider that an appropriate indicator is used)
EASY
Name the particles present in Weak electrolyte.
HARD
Give the evidences in favour of Arrhenius theory of electrolytic dissociation.
MEDIUM
Which of the following are Lewis acids?
EASY

An electrolyte which completely dissociates into ions is:

MEDIUM
Conjugate base for Bronsted acids H2O and HF are:
HARD
Acetylsalicylic acid has pKa value 3.5. The pH of gastric juice in human stomach is 2-3 and the pH in the small intestine is approximately 7.4. Then acetylsalicylic acid will be
HARD
In an acid-base titration, 0.1 M HCl solution was added to the NaOH solution of unknown strength. Which of the following correctly shown the change of pH of the titration mixture in this experiment?
Question Image
EASY
If you spill a chemical toilet cleaning liquid on your hand, your first aid would be:
EASY

In the reaction B(OH)3+2H2OB(OH)4-+H3O

B(OH)3 functions as

EASY

Write short note on following- 
Strong Electrolyte

HARD

Differentiate between the following pair based on the information given in the brackets.

  • Conductor and electrolyte (conducting particles)
MEDIUM
In the reversible reaction, 2HI  H2 + I2, Kp is: