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Redox Reactions — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryRedox Reactions2 Marks
Question
What is oxidation state of Cr in [Cr(H2O)6]Cl3
✓

Answer

Let oxidation state of Cr be ‘x', H is +1, O is -2,
Cl = -1
x + 12 - 12 - 3 = 0
x = 3

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