Question

calculate the oxidation number of cu in cu2i2

Answer 1

Explanation:

Copper(1+) iodide (1:1). Molecular FormulaCu2I2; Average mass380.901 Da; Monoisotopic mass 379.668121 Da; ChemSpider ID7997006. Charge

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Answer 2

Answer:

+2

Explanation:

Let the oxidation number of cu be x

x×2+2×2=0

2x+4=0

2x= -4

x=-4÷2

x=+2