Question

Which of the following order is/are incorrect regarding the property indicated against it?
(i) $HF>HI>HBr>HCl$ : Boiling point
(ii) $C{l}_2{O}_7>C{l}_2{O}_6>Cl{O}_2>C{l}_{2}O$ : Acidic character
(iii) $SbC{l}_3>SbC{l}_5:$ Covalent character
(iv) $MCl>MBr$ : Ionic character

• A. (iii) only
• B. (ii) only
• C. (i) and (iii)
• D. (ii) and (iv)

Answer 1

Answer: (A)

Metal halides with higher oxidation state are more covalent than the one in lower oxidation state.