Question

What are bases?Give examples​

Answer 1

Explanation:

Examples of bases are sodium hydroxide, calcium carbonate and potassium oxide. A base is a substance that can neutralize the acid by reacting with hydrogen ions. Most bases are minerals that react with acids to form water and salts. Bases include the oxides, hydroxides and carbonates of metals.

Answer 2

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• They are bitter in taste
• They turn red litmus blue
• They give OH- ions in aq solution
• e. g. NaOH