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ololo11 [35]
4 years ago
15

To name the compound written as cobr2, you would write:

Chemistry
2 answers:
inna [77]4 years ago
8 0

cobalt(II) bromide. (apex)

Tcecarenko [31]4 years ago
7 0
Answer is: cobalt(II) bromide.

Bromine has oxidation number -1 (because it is nonmetal from goup XVII and gain one electron to have electron configuration as closestgas noble) , so cobalt must have oxidation number +2, because compound has neutral charge: 
x + 2·(-1) = 0.
x = +2.
Cobalt(II) bromide<span> red, solid</span><span> inorganic compound, soluble in water.</span>

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