6 groups in the periodic table
闪卡自测
What is Group 0 of the Periodic Table called?
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闪卡 1
问题
What is Group 0 of the Periodic Table called?
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答案
Group 0 of the Periodic Table is the noble gases.
闪卡 2
问题
Why are noble gases unreactive?
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答案
Noble gases are unreactive as they have full outer shells of electrons.
闪卡 3
问题
True or False? The Group 0 elements are all metal, monatomic, colourless, non-flammable gases at room temperature.
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答案
False. The Group 0 elements are all non-metal, monatomic, colourless, non-flammable gases at room temperature.
闪卡 4
问题
What is helium used for?
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答案
Helium is used for filling balloons and weather balloons as it is less dense than air and does not burn.
闪卡 5
问题
Which element in Group 0 has the lowest boiling point?
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答案
The element with the lowest boiling point in Group 0 is helium.
闪卡 6
问题
State the electronic configuration of neon.
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答案
The electronic configuration of neon is 2.8.
闪卡 7
问题
True or False? Argon is used to fill light bulbs.
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答案
True. Argon is used to fill light bulbs.
闪卡 8
问题
Describe the trend in boiling points going down Group 0.
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答案
Going down Group 0, boiling points increase.
闪卡 9
问题
Describe the trend in density of Group 0 elements moving down the group.
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答案
Moving down Group 0, the density of the noble gases increases.
闪卡 10
问题
Which noble gases are used in advertising signs?
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答案
The noble gases used in advertising signs are neon, argon and xenon.