ऑक्सिजन अणूमध्ये एकूण किती संयुजा इलेक्ट्रॉन असतात? A. 2 B. 6 C. 8 D. 16

Oxygen (atomic number 8) has the configuration 2, 6, so it has 6 valence electrons and needs 2 more to complete its octet.