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Physics, 03.03.2021 02:10 6mario5

Which of the following groups have one valence electron and are very reactive? A: column 1 alkali metals
B: column 2 alkaline earth metals
C: column 17 halogenscolumn
D: 18 noble gases

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Which of the following groups have one valence electron and are very reactive? A: column 1 alkali m...
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