IGCSE O Level Chemistry Practice Test 150

Protons Neutrons and Electrons MCQs (Multiple Choice Questions) PDF Download - 150

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Protons Neutrons & Electrons MCQ with Answers PDF Download: Quiz 150

MCQ 746:

Nucleon number of an element is equal to the

mass number of an element
number of protons
atomic number
number of electrons

MCQ 747:

Al₂O₃ + NaOH + H₂O →

NaClH₃O₄ (s)
NaAl(OH)₄ (aq)
NaAl(OH)₄ (s)
NaClH₃O₄ (aq)

MCQ 748:

Relative atomic mass of 3O₃ is

MCQ 749:

The formula of potassium sulfate is

KSO₃
KSO₄
KHSO₃
K₂SO₄

MCQ 750:

Electroplating of chromium helps in the manufacturing of

car bumpers
saucepans
cutlery
watches

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