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MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Cl – is the conjugate base of

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The correct order of acid strength is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Conjugate base of NH3 is (a) NH (b) NH (c) NH

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The conjugate acid of HPO4 2– is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Review the equilibrium and choose the correct statement HClO4 + H2O   H3O + + ClO4 –

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Of the given anions, the strongest Bronsted base is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The conjugate base of a weak acid is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

According to Lowry and Bronsted system, the chloride ion (Cl–) in aqueous solution is a

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

According to Lewis concept, acid is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The conjugate base of HPO  is (a) PO (b) H PO

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

In the reaction I I I -> the Lewis’s base is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

BF3 is acid according to

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which of the following is not Lewis’s acid ?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The strongest conjugate base is (a) NO

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which of the following molecules acts as Lewis acid?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which one of the following molecular hydrides acts as a Lewis’s acid?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which  of  the  following  is  least  likely  to  behave  as Lewis’s base?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Arrange NH ,H O,H O ,HF and  OH  in increasing order of acidic nature. (a) H O NH HF OH H O (b) NH HF H O H O OH (c) HO H O NH HF H O (d) H O HF H O NH OH

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Pure water is kept in a vessel and it remains exposed to atmospheric CO2 which is absorbed, then its pH will be

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which  equilibrium  can  be  described  as  an  acid-base reaction using the Lewis’s acid-base definition, but not using Bronsted-Lowry definition ?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Which of the following is the weakest acid?

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

A monoprotic acid in 1.00 M solution is 0.01% ionised. The dissociation constant of this acid is

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The  following  equilibrium  exists  in  aqueous  solution, CH3COOH   CH3COO – + H + if dil. HCl is added, without change in temperature, the

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

The  degree  of  dissociation  of  0.1  M  HCN  solution is 0.01%. Its ionisation constant would be

MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryIonic equilibrium

Degree  of  dissociation  of  0.1  N  CH3COOH  is (Dissociation constant = 1 × 10 –5)

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