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Standard XII

Chemistry

Arrhenius Bases

Which of the ...

Question

Which of the following forms a neutral solution in water?

Salt of a strong acid and a strong base

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Salt of a weak acid and a strong base

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Salt of a strong acid and a weak base

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All of these

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Solution

The correct option is B Salt of a strong acid and a strong base
Salts of a strong acid and a strong base are neutral with pH value of 7.
Salts of a strong acid and weak base are acidic with pH value less than 7.
Salts of a strong base and weak acid are basic with pH value more than 7.

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Similar questions

Question 05.
Sodium carbonate is a basic salt because it is a salt of
(a) strong acid and strong base
(b) weak acid and weak base
(c) strong acid and weak base
(d) weak acid and strong base

Q. Choose the correct from the following:
(i) Salt of a strong acid and a strong base are neutral with pH value of 7.
(ii) Salt of a strong acid and a weak base are basic with pH value more than 7.
(iii) SaIt of a weak acid and a strong base are acidic with pH value less than 7.

Q. The enthalpy of neutralization of a weak acid in

1 M

solution with a strong base is

- 56.1 k J m o l^{- 1}

. If the enthalpy of ionization of the acid is

1.5 k J m o l^{- 1}

and enthalpy of neutralization of the strong acid with a strong base is

- 57.3 k J e q u i v^{- 1}

, what is % ionization of the weak acid in molar solution (assume the acid to be monobasic)?

Q. The enthalpy of neutralization of a weak monoprotic acid (

H A

) in

1 M

solution with a strong base is

- 55.95 k J / m o l

. If the unionized acid is required

1.4 k J / m o l

heat for it's complete ionization and enthalpy of neutralization of the strong monobasic acid with a strong monoacidic base is

- 57.3 k J / m o l

. What is the % ionization of the weak acid in molar solution?

Q. The enthalpy of neutralization of a weak monoacidic base

(1 M)

with a strong acid is

- 56.9 k J / m o l

. If the enthalpy of ionization of a weak monoacidic base is

1.8

k J / m o l

then the ionization of weak base in its molar solution is: (Given that

Δ H_{n e u t r a l i s a t i o n}

of a strong acid and strong base

= - 57.3 K J / m o l

)

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Which of the following forms a neutral solution in water?

The correct option is B Salt of a strong acid and a strong baseSalts of a strong acid and a strong base are neutral with pH value of 7. Salts of a strong acid and weak base are acidic with pH value less than 7.Salts of a strong base and weak acid are basic with pH value more than 7.

The correct option is B Salt of a strong acid and a strong base
Salts of a strong acid and a strong base are neutral with pH value of 7.
Salts of a strong acid and weak base are acidic with pH value less than 7.
Salts of a strong base and weak acid are basic with pH value more than 7.