The equivalent weight of certain trivalent element is 20. Molecular weight of its oxide is?
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As the valency is 3, the oxide will be M2O3.
If 3 atoms of oxygen are used then they are 6 equivalents. So, 6 equivalents of the element will also be used,
molecular weight= 6*20+ 6*8= 120+48=168.
If 3 atoms of oxygen are used then they are 6 equivalents. So, 6 equivalents of the element will also be used,
molecular weight= 6*20+ 6*8= 120+48=168.
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here is the answer on photo 1
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As we know - Photo 2
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