Science · Chemistry
कॉपर सल्फेट का उपयोग किसमें किया जाता है?
- 1विद्युत सेलों के निर्माण में
- 2कीटाणुनाशक के रूप में
- 3कॉपर के शुद्धिकरण में
- 4रंग बनाने में
सही उत्तर देखें
Option E
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