Welche der folgenden Gase sind Edelgase: Helium, Natrium, Neon, Sauerstoff, Argon, Wasserstoff, Kalzium, Magnesium, Lithium, Bor, Krypton, Stickstoff, Xenon, Aluminium, Radon.
Which of the following are noble gases: helium, sodium, neon, oxygen, argon, hydrogen, calcium, magnesium, lithium, boron, krypton, nitrogen, xenon, aluminium, radon.
The noble gases are - helium, neon, argon, krypton, xenon, radon.
Die Edelgase sind - Helium, Neon, Argon, Krypton, Xenon und Radon.
classification
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