Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Structure of Atom
An atom can achieve octet by ______.
I. Sharing electron
II. Gaining electron
III. Losing electron
1
Only I and II
2
Only I and III
3
Only II and III
4
More than one of the above
5
None of the above