Chemical Formulas MCQs Test and Answers pdf Download

Practice chemical formulas MCQs and science for test prep and learning. Free atoms and atom model notes has multiple choice questions (MCQ) with chemical formulas quiz as formula that shows number and kinds of atoms contained in a molecule of a substance is known as with answering options chemical formula, atomic formula, compound formula and molecular formula for exam preparation. Study to learn chemical formulas quiz with MCQs to find questions answers based online tests.

MCQs on Chemical Formulas

MCQ. Formula that shows number and kinds of atoms contained in a molecule of a substance is known as

  1. Chemical Formula
  2. Atomic Formula
  3. Compound Formula
  4. Molecular Formula

A

MCQ. Smallest particle of Carbon dioxide consists of

  1. two atoms
  2. three atoms
  3. four atoms
  4. one atom

B

MCQ. Scientists have found or made about

  1. 20 million compounds
  2. 22 million compounds
  3. 24 million compounds
  4. 26 million compounds

D

MCQ. Smallest particle of water is

  1. element
  2. atom
  3. molecule
  4. neutron

C

MCQ. Oxygen is a diatomic gas, so its chemical formula is

  1. O2
  2. O2
  3. O
  4. Ox

B