Which of the following is least likely to form bonds? hellum hydrogen nitrogen oxygen

Question

Which of the following is least likely to form bonds?
hellum
hydrogen
nitrogen
oxygen

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Thạch Thảo 1 year 2021-09-03T17:07:37+00:00 1 Answers 5 views 0

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    2021-09-03T17:08:44+00:00

    Helium because it has 2/2 electrons already

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )