group 0

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9 Terms

1
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other name

nobel gases

2
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what are group 1 elements

colourless gases

3
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elements in group 0

helium, neon, argon

4
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how many electrons are on the outer shell

8

5
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how many electrons does helium have on outer shell

2

6
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why dont they need to gain or lose electrons

outer shell is energetically stable, dont react much

7
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what do they exist as

monatomic gases, single atoms not bonded to each other

8
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are nobel gases flammable or not

not flammable

9
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what heppens as you move down group 0

boil point increases, atomic mass increases, greater intermolecular forces