Which of these is an acid?

What is the taste of a base?

Which indicator turns red in acid?

Which of the following is a salt?

What color does litmus paper turn in base?

Which of the following is a strong acid?

Which of these is used to neutralize an acid spill?

Which acid is present in lemon juice?

What is formed when an acid reacts with a base?

What type of substance is NaOH (sodium hydroxide)?