Atoms Molecules And Compounds -Multiple Choice Questions Quiz

Interactive MCQs on the topic “Atoms, Molecules And Compounds”:

Solve the following 10 questions: Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1:What is the smallest unit of matter?

(A) Atom
(B) Cell
(C) Rock
(D) Molecule

Question 2:What are atoms made of?

(A) Just air
(B) Only energy
(C) Only water
(D) Protons, neutrons, and electrons

Question 3: What forms when two or more atoms bond together?

(A) Mixtures
(B) Ions
(C) Molecules
(D) Cells

Question 4:Which of the following is a compound?

(A) Oxygen (O₂)
(B) Water (H₂O)
(C) Gold (Au)
(D) Carbon (C)

Question 5:Which part of the atom is positively charged?

(A) Proton
(B) Electron
(C) Neutron
(D) Atom

Question 6:Which part of the atom has no charge (is neutral)?

(A) Proton
(B) Electron
(C) Neutron
(D) Nucleus

Question 7:What happens when atoms of different elements join?

(A) They disappear
(B) They change into water
(C) They stay alone
(D) They make a new substance

Question 8:Which of the following is made of only one kind of atom?

(A) Salt
(B) Gold
(C) Water
(D) Sugar

Question 9:Which of these is a molecule but not a compound?

(A) Salt (NaCl)
(B) Sugar (C₆H₁₂O₆)
(C) Oxygen (O₂)
(D) Water (H₂O)

Question 10:What is a compound made of?

(A) Different kinds of atoms
(B) Just one type of atom
(C) A single proton
(D) A group of neutrons