NEET 2016 Phase 2 | Ionic Equilibrium Question 16 | Chemistry

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

The percentage of pyridine (C₅H₅N) that forms pyridinium ion (C₅H₅N⁺H) ina 0.10 M aqueous pyridine solution (K_b for C₅H₅N = 1.7 $$ \times $$ 10^$$-$$9) is

0.0060%

0.013%

0.77%

1.6%

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

The solubility of AgCl_(s) with solubility product 1.6 $$ \times $$ 10^$$-$$10 in 0.1 M NaCl solution would be

1.26 $$ \times $$ 10^$$-$$5 M

1.6 $$ \times $$ 10^$$-$$9 M

1.6 $$ \times $$ 10^$$-$$11 M

zero

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

Which of the following fluro-compounds is most likely to behave as a Lewis base ?

BF₃

PF₃

CF₄

SiF₄

NEET 2016 Phase 1

MCQ (Single Correct Answer)

-1

MY and NY₃, two nearly insoluble salts, have the same K_sp values of 6.2 $$ \times $$ 10^$$-$$13 at room temperature. Which statement would be true in regard to MY and NY₃?

The salts MY and NY₃ are more soluble in 0.5 M KY than in pure water.

The addition of the salt of KY to solution of MY and NY₃ will have no effect on their solubilities.

The molar solubilities of MY and NY₃ in water are identical.

The molar solubility of MY in water is less than that of NY₃.

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