What I Know

Directions: Choose the letter of the best answer.

1. What term refers to the horizontal lines that run from left to right across the
Periodic Table?

A. Dimensions
B. Families
C. Groups
D. Periods

2. Gold is usually used in jewelry and accessories. What property is shown by this metal?

A. Ductility
B. High melting point
C. Lustrous
D. Malleability

3. Which of the following is a general characteristic of a base?

A. Bitter
B. Salty
C. Sour
D. Sweet

4. Which element has a chemical symbol derived from its origin?

A. Argon
B. Magnesium
C. Mercury
D. Platinum

5. Nonmetals are usually gases at room temperature. What happens when they are in solid form?

A. Brittle
B. Crystalized
C. Granules
D. Hard

6. Antacids help neutralize acidity in stomach. What property is shown by these substances?

A. Acidic
B. Basic
C. Dilute
D. Neutral

7. What is the Latin origin of Antimony?

A. Argentum
B. Natrium
C. Plumbum
D. Stibium

8. Why are metals used in making kitchen utensils?

A. Metals are lustrous and can be polished.
B. Metals are ductile and can be drawn into wires.
C. Metals are malleable and can be made into thin sheets.
D. Metals are good conductors of heat and have high melting points

9. What is the classification of carbon dioxide as a pure substance?

A. Compound
B. Element
C. Mixture
D. Solution

10. Which of the following elements has a name derived from "Norse, the god of war ?

A. Actinium
B. Germanium
C. Polonium
D. Thorium

11. Which of the following is considered as the "king of metals"?

A. Copper
B. Hafnium
C. Iron
D. Zinc

12. Bases are bitter and slippery by nature. Which of the following is an example of a
base?
A. Antacid
B. Juice
C. Salt
D. Vinegar​