Chemistry Quiz 8 (20 MCQs)

Quiz Instructions

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1. What is correct function for a carb?

Correct Answer: B) Body's main source of energy.

2. The gas used in the manufacture of vanaspati from vegetable oil is

Correct Answer: C) Hydrogen.

3. Liquid in which another substance can be dissolved

Correct Answer: A) Solution.

4. Jay combines water, sugar, and lemon juice to form lemonade. What type of substance was made?

Correct Answer: C) Mixture.

5. What is the mass of 0.2 moles of H2SO4?

Correct Answer: B) 19.6 grams.

6. Which is NOT one of the main branches of chemistry?

Correct Answer: D) Carbon chemistry.

7. The maximum amount of product that could be formed in a reaction.

Correct Answer: B) Actual yield.

8. An ion that has gained an electron and now has a negative charge is an ion called

Correct Answer: B) Anion.

9. The metal that is usually extracted from sea water is

Correct Answer: D) Mg.

10. Intermolecular force present in HCl?

Correct Answer: A) Dipole dipole.

11. The three particles that make up atoms are

Correct Answer: D) Protons, neutrons, and electrons.

12. A unique number for each element that equals the number of protons in an atom of that element

Correct Answer: C) Atomic number.

13. To what classification of properties of matter do the hardness, temperature, color, size, and smoothness belong to?

Correct Answer: C) Physical Properties.

14. A compound differs from a mixture in that a compound

Correct Answer: C) Has a definite composition the elements that the compound contains.

15. Water beads up on the surface of a penny because of this property.

Correct Answer: B) High Surface Tension.

16. Which has more molecules?

Correct Answer: D) They're are all the same.

17. The bond that involves a transfer of electrons to achieve a complete outer shell

Correct Answer: A) Ionic.

18. What is a covalent bond?

Correct Answer: C) When 2 non-metals bond together.

19. It is the resistance of a liquid to flow.

Correct Answer: A) Viscosity.

20. Which compound results when nonmetals share electrons?

Correct Answer: C) Covalent compounds.