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O Level Chemistry Practice Test 150

Protons Neutrons and Electrons MCQ Questions PDF - 150

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Chemistry: Protons Neutrons & Electrons MCQ Quiz PDF Download

MCQ: Nucleon number of an element is equal to the

A) mass number of an element
B) number of protons
C) atomic number
D) number of electrons

MCQ: Al2O3 + NaOH + H2O →

A) NaClH3O4 (s)
B) NaAl(OH)4 (aq)
C) NaAl(OH)4 (s)
D) NaClH3O4 (aq)

MCQ: Relative atomic mass of 3O3 is

A) 48
B) 140
C) 180
D) 320

MCQ: The formula of potassium sulfate is

A) KSO3
B) KSO4
C) KHSO3
D) K2SO4

MCQ: Electroplating of chromium helps in the manufacturing of

A) car bumpers
B) saucepans
C) cutlery
D) watches

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