Chemistry · Environmental Chemistry
अपचायक (reducing) वातावरण में क्रोमियम का कौन-सा रूप अधिक स्थायी होता है?
- 1Cr2O72-
- 2Cr0
- 3Cr3+✓
- 4Cr6+
सही उत्तर देखें
Cr3+
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