Froggy Jumps Acids and Bases QuizOnline version Test your knowledge on acids and bases with these 10 questions! by Juan Chavez-Aguilar 1 What is the pH value of a neutral solution? a 14 b 7 c 1 2 Which of the following is a strong acid? a Vinegar b Hydrochloric acid c Lemon juice 3 What is the chemical formula for hydrochloric acid? a HCl b NaCl c H2O 4 What color does litmus paper turn in the presence of an acid? a Red b Blue c Yellow 5 Which of the following is a weak base? a Ammonia b Potassium hydroxide c Sodium hydroxide 6 What is the pH value of a strong acid? a Below 1 b Exactly 7 c Above 7 7 What is the pH value of a strong base? a Above 13 b Exactly 7 c Below 7 8 What is the common name for sodium bicarbonate? a Baking soda b Salt c Bleach 9 What is the process called when an acid and a base react to form water and a salt? a Evaporation b Oxidation c Neutralization 10 Which of the following is a natural acid? a Ascorbic acid b Citric acid c Sulfuric acid