This is because it has a full outer valence shell! so there are 8 electrons and that means it doesn't have the urge the gain anymore
CaBr2
Because of the criss cross method of switching the charges
Oil, petroleum
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False. It can’t because a glaciers weight combined with its gradual movement can drastically reshape the landscape over hundreds and even thousands of years.
Let (NO2)n be the molecular formula,
(14+16x2)n=138.02
n=3
molecular formula: (NO2)3=N3O6