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Chemistry, 14.10.2020 01:01 edeliz3886
Complete the passage. K (potassium) belongs to group IA of the periodic table, and has 1 valence electron. Br (bromine) belongs to VIIA, and has valence electrons. answer= 7
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Complete the passage. K (potassium) belongs to group IA of the periodic table, and has 1 valence ele...
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