Which pair of elements has same chemical properties?

Question

Which pair of elements has same chemical properties? (A) 13, 22 (B) 3, 11 (C) 4, 24 (D) 2, 4

Tardigrade Admin · Accepted Answer

The pair which belongs to some group i.e., in which both the elements have same outer electronic configuration has same chemical properties. ∴ 3 ⇒ 1 s2, 2 s1 11 ⇒ 1 s2, 2 s1 2 p2, 3 s1

Q. Which pair of elements has same chemical properties?

$13$ , $22$

$3$ , $11$

$4$ , $24$

$2$ , $4$

The pair which belongs to some group i.e., in which both the elements have same outer electronic configuration has same chemical properties.

$∴ 3 \Rightarrow 1 s^{2}, 2 s^{1}$

$11 \Rightarrow 1 s^{2}, 2 s^{1} 2 p^{2}, 3 s^{1}$

Q. Which pair of elements has same chemical properties?

13, 22

3, 11

4, 24

2, 4

The pair which belongs to some group i.e., in which both the elements have same outer electronic configuration has same chemical properties. ∴3⇒1s2,2s1 11⇒1s2,2s12p2,3s1

$13$ , $22$

$3$ , $11$

$4$ , $24$

$2$ , $4$

The pair which belongs to some group i.e., in which both the elements have same outer electronic configuration has same chemical properties.

$∴ 3 \Rightarrow 1 s^{2}, 2 s^{1}$

$11 \Rightarrow 1 s^{2}, 2 s^{1} 2 p^{2}, 3 s^{1}$