NEET UG 2018 — Inorganic Chemistry

Which one of the following elements is unable to form ${\mathrm{MF}}_{6}^{3-}$ ion?

What is the type of isomerism shown by the complex $[{\mathrm{CoCl}}_{2}{(\mathrm{en})}_{2}]$?

Among ${\mathrm{CaH}}_{2}, {\mathrm{BeH}}_{2}, {\mathrm{BaH}}_{2},$ what is the order of ionic character?

Iron carbonyl, $\mathrm{Fe}{(\mathrm{CO})}_{5}$ is:

Which one of the following ions exhibits d-d transition and paramagnetism as well?

Which of the following statements is not true for halogens?

Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their

What are the geometry and magnetic behaviors of the complex $[\mathrm{Ni}{(\mathrm{CO})}_{4}]$?

Which of the following molecules represents the order of hybridization ${\mathrm{sp}}^{2}, {\mathrm{sp}}^{2}, \mathrm{sp}, \mathrm{sp}$ from left to right atoms?

The correct order of atomic radii in group $13$ elements is

Consider the following species, ${\mathrm{CN}}^{+}, {\mathrm{CN}}^{-1}, \mathrm{NO} \mathrm{and} \mathrm{CN}$ Which one of these will have the highest bond order?

In the structure of ${\mathrm{ClF}}_{3},$ the number of lone pairs of electrons on the central atom $\mathrm{Cl}$ is

The correct order of $N-$compounds in its decreasing order of oxidation states is

Match the metal ions given in Column 'I' with the spin magnetic moments of the ions given in Column 'II'.<table class="pyq-table"><tbody><tr><td>Column I</td><td>Column II</td></tr><tr><td>a. ${\mathrm{Co}}^{3+}$</td><td>i. $\sqrt{8} B.M.$</td></tr><tr><td>b. ${\mathrm{Cr}}^{3+}$</td><td>ii. $\sqrt{35} B.M.$</td></tr><tr><td>c. ${\mathrm{Fe}}^{3+}$</td><td>iii. $\sqrt{3} B.M.$</td></tr><tr><td>d. ${\mathrm{Ni}}^{2+}$</td><td>iv. $\sqrt{24} B.M.$</td></tr><tr><td></td><td>v. $\sqrt{15}B.M$</td></tr></tbody></table>