Periodic table
2 years ago
molsknessc
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16 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    What are valence electrons?

    answer choices

    Any of an atom's electrons

    Electrons located on the first energy level

    Electrons not attached to any atom

    electrons located on the outer energy level

  • Question 2
    60 seconds
    Q.

    What period is Lead (Pb) in?

    answer choices

    6

    4

    Metals

    4A

  • Question 3
    30 seconds
    Q.

    What group or family is lead in?

    answer choices

    6

    4

    Metal

    4A

  • Question 4
    60 seconds
    Q.

    What category is silicon (Si) a part of?

    answer choices

    Metal

    Nonmetal

    Metalloid

    Halogens

  • Question 5
    60 seconds
    Q.

    What Element is in period 4, group 5A?

    answer choices

    Antimony

    Arsenic

    Tin

    Germanium

  • Question 6
    60 seconds
    Q.

    How many electrons does Barium (Ba) have?

    answer choices

    13

    2

    71

    56

  • Question 7
    60 seconds
    Q.

    What is the ionic charge of Phosphorus (P)?

    answer choices

    +5

    -3

    +3

    -5

  • Question 8
    60 seconds
    Q.

    How many electrons does a Strontium (Sr) ION have?

    answer choices

    38

    10

    8

    36

  • Question 9
    60 seconds
    Q.

    How many neutrons does Bromine (Br) have?

    answer choices

    35

    80

    45

    7

  • Question 10
    60 seconds
    Q.

    What period contains the element Plutonium (Pu)?

    answer choices

    8

    6

    7

    Plutonium doesn't exist

  • Question 11
    60 seconds
    Q.

    How many electrons does a Radon (Rn) ION have?

    answer choices

    86

    8

    33

    Radon does not form an ion

  • Question 12
    60 seconds
    Q.

    What group or family is Mercury (Hg) in?

    answer choices

    2B

    2A

    Metals

    Alkali metals

  • Question 13
    30 seconds
    Q.

    What is group name of the most reactive metals?

    answer choices

    Noble gases

    Halogens

    Alkali metals

    Alkaline earth metals

  • Question 14
    30 seconds
    Q.

    Why are halogens so reactive?

    answer choices

    They want to get rid of their only valance electron

    They only need one more electron

    They are non reactive, they have a full shell

  • Question 15
    60 seconds
    Q.

    How many valence electrons does a carbon atom have?

    answer choices

    8

    4

    2

    6

  • Question 16
    60 seconds
    Q.

    Which element conducts electricity the best?

    answer choices

    Silicon

    Fluorine

    silver

    Arsenic

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