Notes
आवर्त सारणी में वर्ग I A के तत्व – H, Li, Na, K, Rb, Cs, Fr।
आवर्त सारणी में वर्ग I A के तत्व – H, Li, Na, K, Rb, Cs, Fr।Subscribe to our youtube channel!
Staying up to date on Question/Notes related to General knowledge, current affairs and are useful in Academic and Government Exams. More than 8000 video on our channel.
Subscribe