[K+, Ca2+] The charge/size ratio of a cation determines its polarizing power. Which one of the following sequen

For Competitive Exams

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

Mg²⁺, Be²⁺, K⁺, Ca²⁺

Be²⁺, K⁺, Ca²⁺, Mg²⁺

K⁺, Ca²⁺, Mg²⁺, Be²⁺

Ca²⁺, Mg²⁺, Be²⁺, K⁺

Additional Questions

Which one of the following conversions involve change in both hybridization and shape?	Answer
Among the following mixtures, dipole-dipole as the major interaction, is present in	Answer
Which of the following molecules/ions does not contain unpaired electrons?	Answer
A molecule (X) has (i) four sigma bonds formed by the overlap of sp² and s orbital (ii) one sigma bond formed by sp² and sp² orbitals and (iii) one π bonds is formed by P_x and P_x orbitals Which of the following is X?	Answer
Which of the following contains maximum number of lone pairs on the central atom?	Answer
Malleability and ductility of metals can be accounted due to	Answer
Lattice energy of an ionic compound depends upon	Answer
The bond length of HCl molecule is 1.275 Å and its dipole moment is 1.03 D. The ionic character of the molecule (in percent)(charge of electron 4.8 × 10^–10 esu) is	Answer
Which one of the following is paramagnetic?	Answer
Assuming that Hund's rule is violated, the bond order and magnetic nature of the diatomic molecule B₂ is	Answer

Share with Friends