Question
आवर्त सारणी में कितने दुर्लभ मृदा तत्व होते है?
Answer
14 दुर्लभ मृदा तत्व होते है।Subscribe to our youtube channel!
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Hinglish Excerpt
Avart sarni mein kitane durlabh mrida tatva hote hai?
Tags: आवर्त सारणीतत्वदुर्लभ मृदा तत्व
Subjects: Chemistry