दुर्लभ-मृदा तत्व: Revision history

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9 October 2026

  • curprev 10:5210:52, 9 October 2026 Ameya Purohit talk contribs 292,575 bytes +292,575 Created page with "'''दुर्लभ-मृदा तत्व''' ('''REE'''), जिन्हें '''दुर्लभ-मृदा धातुएं''', या '''दुर्लभ मृदा''' भी कहा जाता है, 17 लगभग एक समान चमकदार चांदी-सफेद नरम भारी धातुओं का एक समूह है। 15 लैंथेनाइड्स (या लै..."
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