The group number, number of valence electrons, and valency of an element with atomic number 15, respectively, are

Question

The group number, number of valence electrons, and valency of an element with atomic number 15, respectively, are (A) 16, 5 and 2 (B) 16, 6 and 3 (C) 15, 5 and 3 (D) 15, 6 and 2

Tardigrade Admin · Accepted Answer

Atomic number (Z) = 15 ⇒ P → [Ne] 3s2 3p3 Phosphorus belongs to 15th group number of valence electrons = 5 and valency = 3 in ground state.

Q. The group number, number of valence electrons, and valency of an element with atomic number 15, respectively, are

16, 5 and 2

16, 6 and 3

15, 5 and 3

15, 6 and 2

Atomic number $(Z) = 15 \Rightarrow P \to [N e] 3 s^{2} 3 p^{3}$
Phosphorus belongs to 15th group number of valence electrons = 5 and valency = 3 in ground state.

Q. The group number, number of valence electrons, and valency of an element with atomic number 15, respectively, are

16, 5 and 2

16, 6 and 3

15, 5 and 3

15, 6 and 2

Atomic number (Z)=15⇒P→[Ne]3s23p3 Phosphorus belongs to 15th group number of valence electrons = 5 and valency = 3 in ground state.

Atomic number $(Z) = 15 \Rightarrow P \to [N e] 3 s^{2} 3 p^{3}$
Phosphorus belongs to 15th group number of valence electrons = 5 and valency = 3 in ground state.