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The noble gases Group 0

C1a.5.6b Discovery 2

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Page 1: C1a.5.6b Discovery 2

The noble gasesGroup 0

Page 2: C1a.5.6b Discovery 2

Helium

HeDiscovered in 1868 as an unknown spectral line in the Sun by French astronomer Pierre Janssen and separately by English astronomer Norman Lockyer.

Page 3: C1a.5.6b Discovery 2

Neon

Ne

Page 4: C1a.5.6b Discovery 2

Argon

Page 5: C1a.5.6b Discovery 2

Krypton

Page 6: C1a.5.6b Discovery 2

Xenon

Page 7: C1a.5.6b Discovery 2

Radon