A. Argon B. Xenon C. Neon D. Helium
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A. He B. Ne C. Ar D. Rn
A. He B. Ne C. Rn D. Xe
A. Xe B. Kr C. Rn D. He
A. Multiple bonding B. Coordinate bonding C. Covalent bonding D. Hydrogen bonding
A. Rn B. Kr C. Ne D. Ar
A. Kr B. Ar C. Rn D. Xe
A. Kr B. Ar C. Ne D. He
A. He B. Ar C. Ne D. Xe
A. High chemical activity B. Low chemical activity C. Much paramagnetic properties D. Less diamagnetic properties