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- 1. Multiple Choice
True or false: a neutral solution has equal amounts of H+ and OH-.
True
False
- 2. Multiple Choice
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neither (Neutral)
- 3. Multiple Choice
HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?
Acid
Base
Neither (Neutral)
- 4. Multiple Choice
Is pure water acidic, basic, or neutral?
Acidic
Basic
Neutral
- 5. Multiple Choicehydrochloric acidHClHClOH3ClO3HClO3
- 6. Multiple Choice
sulfuric acid
HSO3
H2SO3
H2SO4
H3SO4
- 7. Multiple ChoiceMg(OH)2magnesium hydroxide acidhydromagnesium acidmagnesium oxygen hydridemagnesium hydroxide
- 8. Multiple ChoiceIn a neutralization reaction, what are the products of a reaction between an acid and a base?Another acid and baseCarbon dioxide and a saltWater and a saltEither two acids or two bases
- 9. Multiple Choice
A substance is found to have the following characteristics:
Very bitter taste
Feels soapy to the touch
Produces OH- ions when dissolved in water
In what category would the substance be classified?
acid
base
- 10. Multiple Choice
Basic oxide
BaO
P2O5
ZnO
CO2
- 11. Multiple ChoiceHow are metal oxides formed?When metals react with oxide.When metals react with water.When metals react with air.When metals react with oxygen.
- 12. Multiple ChoiceWhich of the following reactions produces calcium oxide?calcium and oxidecalcium and watercalcium and aircalcium and oxygen
- 13. Multiple ChoiceHow are metal oxides formed?When metals react with oxide.When metals react with water.When metals react with air.When metals react with oxygen.
- 14. Multiple Choice
Which is NOT an amphoteric oxide?
zinc oxide
aluminium oxide
lead (II) oxid
sodium oxide
- 15. Multiple Choice
Which of the followings is an acidic oxide?
SO2
H2O
CO
ZnO
- 16. Multiple Choice
Acids are substances that release H+ ions when dissolved in water.
True
False
- 17. Multiple Choice
Which oxide is able to react with HNO3?
MgO
CO2
NO2
CO
- 18. Multiple Choice
Alkalis are substances that produce OH- ion when dissolved in water.
True
False
- 19. Multiple Choice
Sulfuric acid reacts with sodium hydroxide to form salt X and water. Name the salt.
sodium sulfate
sodium nitrate
sodium chloride
- 20. Multiple Choice
Potassium carbonate reacts with an acid Y to form potassium nitrate, water and carbon dioxide. What is the acid used for this reaction?
HNO3
H2SO4
HCl
- Answer choicesTagsAnswer choicesTags