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- 1. Multiple Choice
PH scale
pH ruler
pH scale
pH statistical tables
- 2. Multiple Choice
Tell 3 things that contain acid
Lemon, baking soda, water
Water, tomato, vinegar
Vinegar, hand soap, drain cleaner
Vinegar, milk, hydrochloric acid
- 3. Multiple Choice
When you get a bee sting, what will you use to make you feel better ?
Water
Baking soda
Milk
Toothpaste
- 4. Multiple Choice
Which of the following about properties of acid is not true?
pH less than 7
Tastes bitter
Corrosive
Turns blue litmus paper to red
- 5. Multiple Choice
Acid reacts with metal to produce ___________ gas.
oxygen
carbon dioxide
hydrogen
nitrogen dioxide
- 6. Multiple Choice
Which of the following indicator will show different colour in acid, neutral and alkali?
Phenolphtalein
Universal indicator
Methyl orange
Litmus paper
- 7. Multiple Choice
__________ is used to make fizzy drink.
Vinegar
Sulphuric acid
Carbonic acid
Acetic acid
- 8. Multiple Choice
Sodium hydroxide is used
to make fertilisers.
to make battery.
to cure gastritis.
to make detergent.
- 9. Multiple Choice
The chemical reaction between an acid and alkali is called
digestion.
combustion.
neutralisation.
photosynthesis.
- 10. Multiple Choice
Hydrochloric acid + Sodium hyroxide ____________ + Water
Sodium sulphate
Sodium chloride
Sodium nitrate
- 11. Multiple Choice
________ + Potassium hydroxide Potassium sulfate + Water
Sulfuric acid
Hydrochloric acid
Nitric acid
Sulfurous acid
- 12. Multiple Choice
Nitric acid + __________ Sodium nitrate + Water
Potassium oxide
Sodium sulfate
Sodium hydroxide
- 13. Multiple Choice
Salt and water are produced when acid reacts with alkali. Salt produced is
acidic.
alkaline.
neutral.
- 14. Multiple Choice
What is the meaning of the above hazard warning symbol?
Corrosive
Explosive
Toxic
Radioactive
- 15. Multiple Choice
The color of Litmus in alkali:
Red
Blue
Purple
Green
- 16. Multiple Choice
The color of Litmus in neutral solution:
Red
Blue
Purple
Green
- 17. Multiple Choice
Indigestion can be treated by drinking ....
water
antacid
milk
cabbage juice
- 18. Multiple Choice
What is the pH of distilled water?
pH 12
pH 6
pH 8
pH 7
- 19. Multiple Choice
Which pH levels indicated a strong acid?
1-3
4-6
8-11
12-14
- 20. Multiple Choice
Which pH level indicates a weak alkali?
1-3
4-6
8-11
12-14
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