Chemistry · Periodic Classification
परमाणु क्रमांक (atomic number) को दर्शाने के लिए हेनरी मोज़ले द्वारा पेश किया गया और उपयोग किया गया प्रतीक क्या था?
- 1Z✓
- 2A
- 3U
- 4M
सही उत्तर देखें
Z
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