JEE Main 2023 — Chemistry Inorganic Chemistry
Consider the following statement
(A) NF3 molecules has a trigonal planar structure.
(B) Bond Length of N2 is shorter than O2.
(C) Isoelectronic molecules or ions have identical bond order.
(D) Dipole moment of H2S is higher than that of water molecule.
Choose the correct answer from the options given below:
Held on 15 Apr 2023 · Verified 6 Jul 2026.
(A) and (B) are correct
(A) and (D) are correct
(C) and (D) are correct
(B) and (C) are correct
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Which of the following elements has the highest electronegativity?
First and second ionization enthalpies of lithium are $520$ kJ mol$^{-1}$ and $7297$ kJ mol$^{-1}$ respectively. Energy required to convert $3.5$ mg lithium (g) into $\text{Li}^{2+}$(g) $[\text{Li(g)} \rightarrow \text{Li}^{2+}\text{(g)}]$ is _______ kJ mol$^{-1}$. (nearest integer) [Molar mass of Li $= 7$ g mol$^{-1}$]
Identify the molecule $(X)$ with maximum number of lone pairs of electrons (obtained using Lewis dot structure) among $\mathrm{HNO}_{3}, \mathrm{H}_{2} \mathrm{SO}_{4}, \mathrm{NF}_{3}$ and $\mathrm{O}_{3}$. Choose the correct bond angle made by the central atom of the molecule $(\mathrm{X})$.
Work through every JEE Main Inorganic Chemistry PYQ, year by year.
