AIEEE 2007 | Chemical Bonding & Molecular Structure Question 201 | Chemistry

The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizinig order of the polarizing power of the cationic species, K⁺, Ca²⁺, Mg²⁺, Be²⁺?

Mg²⁺ < Be²⁺ < K⁺ < Ca²⁺

K⁺ < Ca²⁺ < Mg²⁺ < Be²⁺

Be²⁺ < K⁺ < Ca²⁺ < Mg²⁺

Ca²⁺ < Mg²⁺ < Be²⁺ < K⁺

AIEEE 2007

MCQ (Single Correct Answer)

-1

In which of the following ionization processes, the bond order has increased and the magnetic behaviour has changed?

$$C_2 \to C_2^+$$

$$N_2 \to N_2^+$$

$$NO \to NO^+$$

$$O_2 \to O_2^+$$

AIEEE 2007

MCQ (Single Correct Answer)

-1

Which of the following hydrogen bonds is the strongest?

O−H…….N

F−H…….F

O−H…….O

O−H…….F

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