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Representative Elements

Answer questions about the representative elements on the periodic table. 15 Questions.

 
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prado6-8
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1

The family name for Group 1A on the periodic table is?

  • Halogens
  • Alkaline Earth Metals
  • Alkali Metals

2

Which element is used in fertilizer and to make matches?

  • Carbon
  • Phosphorous
  • Calcium

3

Which group of elements are the most stable and do not readily react with other elements?

  • Noble Gases
  • Boron Group
  • Alkaline Earth Metals

4

Lithium has how many electrons in its valence electron shell?

  • 1
  • 2
  • 3

5

Which element is the only metalloid in its family?

  • Hydrogen
  • Helium
  • Boron

6

Approximately 20% of the Earth's atmosphere is made up of which element?

  • Carbon
  • Hydrogen
  • Oxygen

7

Which element is the only nonmetal in its family?

  • Carbon
  • Iodine
  • Oxygen

8

Which one is the element symbol for lead?

  • Pb
  • Le
  • Ld

9

How many neutrons does the element Bi have?

  • 83
  • 209
  • 126

10

How many electrons does Magnesium need to complete its valence shell (outermost shell)?

  • 2
  • 4
  • 6

11

Which element is the MOST reactive element on the periodic table?

  • Tin
  • Fluorine
  • Xenon

12

Which is the only representative element that is a liquid?

  • Bromine
  • Mercury
  • Nobelium

13

How many electrons does Gallium have in its valence shell?

  • 2
  • 4
  • 6

14

Which element conducts electricity when exposed to light and is used in solar cells, light meters, and photographic materials?

  • Sn
  • S
  • Se

15

Which elements are generally silvery solids with low densities and low melting points?

  • Alkali Metals
  • Alkaline Earth Metals
  • Transition elements

 

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