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Question

Sodium carbonate is a basic salt because it is a salt of ________.
  1. strong acid and strong base
  2. weak acid and weak base
  3. strong acid and weak base
  4. weak acid and strong base

A
strong acid and weak base
B
weak acid and weak base
C
weak acid and strong base
D
strong acid and strong base
Solution
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Sodium carbonate is a basic salt which is formed by the combination of sodium hydroxide and carbonic acid.

Sodium hydroxide is a strong base, while cabonic acid is a weak acid resulting in the formation of sodium carbonate salt.

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Q1

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

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Q2
An aqueous solution of a salt of a weak base and a strong acid is acidic because of:
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Q3
Choose the correct from the following:
(i) Salt of a strong acid and a strong base are neutral with pH value of 7.
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