Metal reactivity series and preparations of salts
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Chemistry
8th Grade
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40 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Alkali metal + Water —> _____________ + ____________
metal hydroxide and oxygen gas
metal hydroxide and hydrogen gas
metal oxide and oxygen gas
metal oxide and hydrogen gas
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which of the following does not react with water?
Copper
Lithium
Sodium
Potassium
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which of the following metals is the most reactive in dilute sulfuric acid?
Magnesium
Lead
Zinc
Potassium
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Name the products formed when zinc reacts with hydrochloric acid?
zinc oxide and water
zinc oxide and water
zinc chloride and hydrogen gas
zinc hydroxide and hydrogen gas
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Aluminium carbonate + Sulfuric acid —> _______________ + __________________ + water
Aluminium sulfide + Oxygen
Aluminium sulfate + Hydrogen
Aluminium sulfate + Carbon dioxide
Aluminium sulfide + Carbon dioxide
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Arrange these metals in decreasing order of reactivity with dilute hydrochloric acid.
Mg, Fe, Ca, Zn, Cu
Ca > Mg > Zn > Fe > Cu
Ca > Mg > Zn > Fe > Mg
Fe > Mg > Zn > Ca > Mg
Zn > Fe > Mg > Ca > Mg
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Iron + Hydrochloric acid --> ?
iron(II) sulfate + water
iron + hydrogen
iron(II) chloride + hydrogen
iron(II) chloride + water
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