Chemistry MCQs
Chemistry MCQs cover organic, inorganic, physical, analytical, and biochemistry topics. Perfect for FSc, BSc, CSS, PMS, NTS, and competitive exams, they enhance concept mastery, analytical skills, speed, and accuracy for academic and job test success.
Q: The backbone of all organic molecules is made of:
A) Nitrogen
B) Oxygen
C) Sulfur
D) Carbon
Q: Table salt is a combination of sodium and:
A) Magnesium
B) Phosphorus
C) Chlorine
D) Fluorine
Q: Potassium is part of which group on the periodic table?
A) Alkali metals
B) Noble gases
C) Halogens
D) Transition metals
Q: Inert gases belong to which group?
A) Group 17
B) Group 2
C) Group 1
D) Group 18
Q: How many protons are found in an oxygen atom?
A) 8
B) 12
C) 10
D) 6