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Neutralisation Reaction

on thermal de...

Question

on thermal decomposition of baking soda, salt 'X' is obtained. The aqueous solution of 'X' will be
1)Acidic
2)Basic
3)Amphoteric
4)Neutral
Choose the correct option.

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Solution

Thermal decomposition of baking soda produces sodium carbonate salt, the aqueous solution of which will be basic.

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Similar questions

Q. The correct order of increasing

p H

values of the aqueous solutions of baking soda, rock salt, washing soda and slaked lime is:

Match List-1 with List-2.

List -1 List-2
A)

C H_{3} C O O N a + C H_{3} C O O H

1)Acidic due to cationic hydrolysis
B)

N H_{4} C l + N H_{4} O H

2)Basic due to anionic hydrolysis
C) aqueous

A l C l_{3}

3) Basic buffer solution
D) aqueous

N a_{2} C O_{3}

4)Acidic buffer solution

Q. Consider the following statements.
a. Baking soda is an acidic salt whereas washing soda is a basic salt.
b. The aqueous solution of common salt does not change the colour of either red litmus solution or blue litmus solution.
c. Amla tastes sour whereas soap solution is bitter in taste.
d. The water extract of spinach does not change the colour of blue litmus solution.
Which of the statements are correct?

Q. (a) Name the compound which is obtained from baking soda and is used to remove permanent hardness of water.
(b) Write its chemical formula
(c) What happens when it recrystallised from its aqueous solution?

Q. Match List-1 with List-2.

List -1	List-2
A) Aq. Solution of NaCl	1)Acidic buffer
B) Aq. Solution of $C H_{3} C O O N a$	2)Acidic solution
C) Aq. Solution of $N H_{4} C l$	3) Basic solution
D) Aq. Solution of $C H_{3} C O O H$ along with $C H_{3} C O O N a$	4)Neutral solution

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