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Atomic Radius

29. Amongst t...

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29. Amongst the following elements (whose electronic configurations are given below), the one having the highest ionization energy is a. [Ne]3s2 3p1 b. [Ne]3s2 3p3 c. [Ne]3s2 3p2 d. [Ar] 3d10 4s2 4p3

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Question 22

Amongst the following elements whose electronic configuration are given below, the one having the highest ionisation enthaply is

(a) $[N e] 3 s^{2} 3 p^{1}$

(b) $[N e] 3 s^{2} 3 p^{3}$

(c) $[N e] 3 s^{2} 3 p^{2}$

(d) $[A r] 3 d^{10} 4 s^{2} 4 p^{3}$

Q. (i) Write the electronic configurations of the following ions: (a)

H^{-} (b) {N a}^{+} (c) O^{2 -} (d) F^{-}

.
(ii) What are the atomic numbers of elements whose outermost electrons are represented by

(a) {3 s}^{1} (b) {2 p}^{3}

(c) {3 d}^{1}

?
(iii) Which atoms are indicated by the following configurations ?
(a)

[H e] 2 s^{1}

[N e] {3 s}^{2} {3 p}^{3}

[A r] {4 s}^{2} {3 d}^{1}

Q. The electronic configuration of a s-block element is

{[Ne]3s}^{2}

. The group number of this element is:

Q. Amongst the following elements (whose electronic configurations are given below), the one having the highest ionization energy is:

Q. The electronic configuration of an element 'A' is

[N e] 3 s^{2}

. With which of the following elements it can form an ionic compound of the type

A X_{2}

?

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