Chemistry · Elements and Compounds
मैग्नीशियम (Mg) का उपयोग मुख्य रूप से किसमें किया जाता है?
- 1फ्लैश बल्ब में
- 2मिश्रधातु बनाने में
- 3जल शोधन में
- 4A और B दोनों✓
सही उत्तर देखें
A और B दोनों
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