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Chemistry, 04.12.2019 02:31 tashatyron24pejls0
Which of the following groups in the periodic
table contain elements so reactive that they are
never found in the free state?
(1) 1 and 2
(3) 2 and 15
(2) 1 and 11
(4) 11 and 15
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Answers: 1
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Which of the following groups in the periodic
table contain elements so reactive that they are...
table contain elements so reactive that they are...
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