Acids Bases Salts: 25 MCQs

All 25 multiple-choice questions from this kit, free and with no sign-up.

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Warm-up · 18 questions

Q1. Which of the following is a property of acids?

Beginner

A They turn blue litmus red.

B They turn red litmus blue.

C They feel slippery to touch.

D They have a bitter taste.

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Q2. Which of the following is a strong base?

Beginner

A Ammonium hydroxide

B Sodium hydroxide

C Acetic acid

D Carbonic acid

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Q3. What is the pH range of acidic solutions?

Beginner

A 0 to 7

B Less than 7

C 7 to 14

D Exactly 7

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Q4. Which of the following is a natural indicator?

Beginner

A Phenolphthalein

B Universal indicator

C Litmus

D Methyl orange

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Q5. Which acid is present in vinegar?

Beginner

A Citric acid

B Lactic acid

C Acetic acid

D Formic acid

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Q6. What is the pH of a neutral solution?

Beginner

A 14

B 7

C 1

D 0

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Q7. Bases turn red litmus paper blue.

Beginner

A True

B False

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Q8. Acids taste sour and bases taste bitter.

Beginner

A True

B False

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Q9. What is the chemical formula for hydrochloric acid?

Beginner

A CH3COOH

B H2SO4

C NaOH

D HCl

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Q10. What is the pH of a basic solution?

Beginner

A 7

B 14

C 0-6

D 8-14

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Q11. Which of the following is a property of bases?

Beginner

A Produce hydrogen ions in solution

B Turn blue litmus paper red

C Taste sour

D Feel slippery

Answers and explanations are in the Veda app.

Q12. What is the chemical formula for sodium hydroxide?

Beginner

A NaCl

B KOH

C H2O

D NaOH

Answers and explanations are in the Veda app.

Q13. Which of the following is a characteristic of acids?

Beginner

A They feel slippery

B They produce hydroxide ions in solution

C They taste bitter

D They turn blue litmus paper red

Answers and explanations are in the Veda app.

Q14. What is the chemical name of citric acid?

Beginner

A Citric acid

B Sulfuric acid

C Phosphoric acid

D Acetic acid

Answers and explanations are in the Veda app.

Q15. Which of the following is a common use of bases?

Beginner

A Beverage production

B Cleaning agents

C Food preservation

D Flavoring

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Q16. What is the product formed when an acid reacts with a carbonate?

Beginner

A Carbon dioxide

B Water

C Salt

D Hydrogen gas

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Q17. Which of the following is a natural source of an acid?

Beginner

A Soap

B Baking soda

C Vinegar

D Lemon juice

Answers and explanations are in the Veda app.

Q18. What is the chemical formula for sulfuric acid?

Beginner

A H2SO4

B HCl

C NaOH

D CH3COOH

Answers and explanations are in the Veda app.

Building up · 7 questions

Q19. Which gas is produced when an acid reacts with a metal?

Intermediate

A Oxygen

B Nitrogen

C Carbon dioxide

D Hydrogen

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Q20. What is the product of the reaction between an acid and a base?

Intermediate

A Salt and hydrogen

B Base and water

C Salt and water

D Acid and salt

Answers and explanations are in the Veda app.

Q21. What is the chemical name of baking soda?

Intermediate

A Sodium carbonate

B Calcium carbonate

C Sodium chloride

D Sodium bicarbonate

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Q22. Which of the following is a weak acid?

Intermediate

A Hydrochloric acid

B Acetic acid

C Nitric acid

D Sulphuric acid

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Q23. Which of the following is a use of acids?

Intermediate

A In making soaps

B In car batteries

C In antacids

D In cleaning products

Answers and explanations are in the Veda app.

Q24. What is the reaction called when an acid reacts with a base?

Intermediate

A Oxidation

B Neutralization

C Combustion

D Reduction

Answers and explanations are in the Veda app.

Q25. Which of the following is a strong acid?

Intermediate

A Hydrochloric acid

B Citric acid

C Carbonic acid

D Acetic acid

Answers and explanations are in the Veda app.

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