Lesson 10: The Periodic Table

Multiple Select

Which of the following are true about groups/families in the periodic table?

• They are vertical columns

• They are numbered 1-18

• Elements in the same group have the same number of valence electrons

• Elements in the same group have different chemical properties

Multiple Choice

What trend do you observe in the number of valence electrons as you move down a group in the periodic table?

• The number of valence electrons increases

• The number of valence electrons decreases

• The number of valence electrons stays the same

• The number of valence electrons alternates

Fill in the Blanks

The only metal that is a liquid at room temperature is

.

Multiple Choice

Which of the following statements about metals is correct?

• Most metals are found on the right side of the periodic table.

• All metals are liquids at room temperature.

• Metals are generally good conductors of electricity.

• Metals are usually dull in appearance.

Multiple Select

Which of the following are properties of non-metals?

• Non-conductor of electricity in solid form

• Brittle solids

• Malleable

• Lack the luster of metals

Multiple Select

Select all the correct statements about metalloids.

• Metalloids have properties of both metals and nonmetals.

• Metalloids are found only in Group 1 of the periodic table.

• Metalloids are located between metals and nonmetals on the periodic table.

• Metalloids are all gases at room temperature.

Multiple Choice

Which of the following statements best describes alkali metals?

• They are soft, silver-coloured solids that react violently with water.

• They are gases at room temperature.

• They are found in the transition metals group.

• They have 2 valence electrons.

Multiple Select

Which of the following are properties of alkaline earth metals?

• They conduct electricity.

• They are solid at room temperature.

• They are gases at room temperature.

• They easily lose 2 valence electrons.

Multiple Select

Which of these elements are Halogens?

• Fluorine

• Helium

• Zinc

• Bromine