Question

Which of the following salt solution in water is basic in nature-a)KNO3 B.NaCl c.Na2Co3 d.CuSo4

Answer 1

Answer:

c. Na2Co3

Explanation:

Na2Co3 is made of NaOH (a strong base) and H2CO3 (a weak acid).

So, aq solution of Na2Co3 is basic.

Answer 2

Answer:

d because it is made by salvey process