Question

5. Which of the following is a base?
a. NaOH
c, HCI
b. H.SO
d. CaCO​

Answer 1

a. NaOH

it is a base

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Answer 2

Question:-

Which of the following is a base?

a. NaOH

c, HCI

b. H.SO

d. CaCO

Required Answer:-

HCl

⠀⠀⠀⠀⠀You should know :-

A base is a substance that can neutralize the acid by reacting with hydrogen ions.

NaOH :- The H+ ions combine with water molecules to form H3O+ so the solution becomes acidic.

HCl :- is a strong base.

HSO :- is a acid.

CaCO :- calcium carbonate is a salt, it is neither acid nor base.

Brainliest .. !! ⚡❤

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