Science · Chemistry
यूरेनियम की रेडियोएक्टिव श्रृंखला का स्थायी अंतिम उत्पाद क्या है?
- 1इनमें से कोई नहीं (None of these)
- 2तांबा (Copper)
- 3सीसा (Lead)✓
- 4लोहा (Iron)
सही उत्तर देखें
सीसा (Lead)
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