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Physics, 12.08.2020 04:01 JeroMii

Which of the following is/are true about an element with atomic mass 19? It 1 Bionic oxides
2 belongs to group II of the periodic table
3 forms ionic chlorides
.4. shows a valency of 2 in
its compound
which the following properties

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Which of the following is/are true about an element with atomic mass 19? It 1 Bionic oxides
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