Identify the correct order of the size of the following:

1. Ca2+<K+<Ar<S2-<Cl-

2. Ca2+<K+<Ar<Cl-<S2-

3. Ar<Ca2+<K+<Cl-<S2-

4. Ca2+<Ar+<K+<Cl-<S2-

Subtopic:  Atomic Size |
 83%
Level 1: 80%+
AIPMT - 2007
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Match the elements given in List-I with the atomic radius given in List-II the correct atomic radius with the corresponding element.

List-I
Element
List-II
Atomic radius (pm)
A. Be i. 74
B. C ii. 85
C. O iii. 112
D. B iv. 77
E. N v. 66
 
Options:  A   B   C   D   E 
1.   i  ii  iii  iv  v
2.  iii   iv  v   ii  i
3.  iv  ii  iii   i  v
4.  v  ii    i   iii   iv
Subtopic:  Atomic Size |
 82%
Level 1: 80%+
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