It is commonly known as caustic soda?

یہ عام طور پر کاسٹک سوڈا کے نام سے جانا جاتا ہے؟

Magnesium hydroxide

Sodium hydroxide

Calcium Hydroxide

None of these

Sodium hydroxide is commonly known as caustic soda.

It is a strong base used in soap making and other chemical industries.