A) 4 protons and 7 electrons
B) 7 protons and 10 electrons
C) 4 protons and 10 electrons
D) 10 protons and 7 electrons
Correct Answer: B
Solution :
Key Idea: Anions are negatively charged species and are formed by gain of electrons. \[N+3{{e}^{-}}\to {{N}^{3-}}\] No. of e 7 10 No. of p 7 7You need to login to perform this action.
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