Questions

The number of spherical nodes in 3p orbitals are

The number of spherical nodes in 3p orbitals are Options (a) one (b) three (c) none (d) two Correct Answer:…

The pair of species with the same bond order is:

The pair of species with the same bond order is: Options (a) O₂²⁻, B₂ (b) O₂⁺, NO⁺ (c) NO, CO…

Which of othe following is paramagnetic?

Which of the following is paramagnetic? Options (a) O₂⁻ (b) CN⁻ (c) NO⁺ (d) CO Correct Answer: O₂⁻Explanation:O₂⁻ (17) =…

Bond order of 1.5 is shown by:

Bond order of 1.5 is shown by: Options (a) O₂⁺ (b) O₂⁻ (c) O₂²⁻ (d) O₂⁻ Correct Answer: O₂⁻Explanation:No explanation…

Which of the following has the minimum bond length ?

Which of the following has the minimum bond length ? Options (a) O₂⁺ (b) O₂⁻ (c) O₂²⁻ (d) O₂ Correct…

The correct order in which the O–O bond length increases in the following is

The correct order in which the O–O bond length increases in the following is Options (a) H₂O₂ < O₂ <…

Highest electron affinity is shown by

Highest electron affinity is shown by Options (a) O⁻ (b) F⁻ (c) Cl₂ (d) F₂ Correct Answer: O⁻Explanation:Molecules of F₂,…

Which of the following has the highest electron affinity?

Which of the following has the highest electron affinity? Options (a) F⁻ (b) O⁻ (c) O (d) Na Correct Answer:…

If n = 6, the correct sequence for filling of electrons will be:

If n = 6, the correct sequence for filling of electrons will be: Options (a) ns→(n–2)f→(n–1)d→np (b) ns→(n–1)d→(n–2)f→np (c) ns→(n–2)f→np→(n–1)d…

The element, with atomic number 118, will be

The element, with atomic number 118, will be Options (a) alkali (b) noble gas (c) lanthanide (d) transition element Correct…