Chemistry, 31.07.2019 08:30 chrisraptorofficial
Which of the following groups contain 3 elements with stable electron configuration a. xenon, neon, boron b. calcium, krypton, argon c. helium, xenon, carbon d. argon, neon, xenon
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Which of the following groups contain 3 elements with stable electron configuration a. xenon, neon,...
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