Acid, Bases

Which of the following is/are not acid(s)?

• hydrochloric acid

• potassium sulfate

• sodium hydroxide

• magnesium carbonate

Which of the following is/are base(s)?

• calcium oxide

• potassium sulfate

• sodium hydroxide

• magnesium carbonate

Answer explanation

Base is a metal oxide or metal hydroxide. This also include aqueous ammonia.

Which of the following is/are metal(s)?

• calcium

• potassium sulfate

• sodium

• magnesium carbonate

Which of the following metals are unreactive with acid?

• copper

• potassium

• sodium

• silver

Acid + carbonate --> salt + ________ + water

Which of the following is/are metal(s)?

• sodium oxide

• calcium carbonate

• magnesium

• zinc

acid + reactive metal --> salt + __________

acid + base --> salt + _______

hydrochloric acid + sodium --> _________ + hydrogen

hydrochloric acid + calcium oxide --> _________ + water