IGCSE O Level Chemistry Practice Test 18

Electrical Devices and Circuit Symbols MCQs (Multiple Choice Questions) PDF Download - 18

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Electrical Devices & Circuit Symbols MCQ with Answers PDF Download: Quiz 18

MCQ 86:

Which one is correct about Battery?

it is 99.5% pure copper
it is collection of cells
it is pure lead
it is pure zinc

MCQ 87:

Formula of Ammonium Sulfate ((NH₄)₂SO₄) is

NH₄(SO₄)₂
NH₄(HSO₄)₂
(NH₄)₂SO₄
(NH₃)₂SO₃

MCQ 88:

Natrium is the Latin name for

Nickel
Nitrogen
sodium
Stannum

MCQ 89:

Particles are farthest apart in

solids
liquids
gases
none of above

MCQ 90:

The incorrect statement is: Fizzy sweets

contain sodium hydrogen acetate.
makes tongue feel cold.
eating is an endothermic reaction.
are produced in chewing food.

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