Question
लैन्थनम तत्व की खोज कब हुई थी?
Answer
1839 ईसवी में हुई थी।Subscribe to our youtube channel!
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Hinglish Excerpt
Lanthanum tatva ki khoj kab hui thi?
Tags: तत्वतत्व की खोजलैन्थनमलैन्थनम की खोजलैन्थनम तत्व की खोज
Subjects: Chemistry
