Chemistry Quiz 12 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. A lipid that contains a fatty acid chain with no carbon to carbon double bonds is called a/an

Correct Answer: A) Saturated fat.

2. What is true about the combinations of elements to become a compound?

Correct Answer: C) The properties will change when combined to form a compund.

3. Convert 38 hg to Mg

Correct Answer: C) 0.0038.

4. Which of the following is formed when an atom gains or loses electrons?

Correct Answer: D) Ion.

5. Form of matter that has a definite shape (does not depend on the container) and volume.

Correct Answer: C) Solid.

6. What is the correct formula for the compound calcium carbide?

Correct Answer: B) Ca2C.

7. Iron nails + copper oxide =

Correct Answer: C) Iron oxide + copper.

8. Molecules are close together but are not held so rigidly in position and can move past one another.

Correct Answer: C) Liquid.

9. The branch of chemistry that would study enzymes used in the digestion of food is .....

Correct Answer: B) Biochemistry.

10. How are mixtures combined?

Correct Answer: C) Physically.

11. What is the term for combining 2 or more DIFFERENT atoms together?

Correct Answer: D) Compounds.

12. If the atoms that share electrons have an unequal attraction for the electrons, the bond is called

Correct Answer: B) Polar.

13. An aluminum pie plate is an example of:

Correct Answer: C) Element.

14. What type of electrons form bonds?

Correct Answer: A) Valence Electrons.

15. Volume is .....

Correct Answer: C) The amount of space an object occupies.

16. Which of the following is the metallic ion in scandium (II) chloride?

Correct Answer: A) Sc 2+.

17. Vanadium is different from sodium because it

Correct Answer: A) Has more than one oxidation number.

18. Air is an example of a(n)

Correct Answer: D) Homogenous mixture.

19. Amount of matter that an object contains

Correct Answer: A) Mass.

20. Is anything that has mass and takes up volume.

Correct Answer: D) Matter.