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If the Avogadro number $N_A$, is changed from $6.022 \times 10^{23} \text{ mol}^{-1}$ to $6.022 \times 10^{20} \text{ mol}^{-1}$ this would change:
Which of the following pairs of ions are isoelectronic and isostructural?
Which of the following species has a linear shape?
The number of unpaired electrons in a paramagnetic diatomic molecule of an element with atomic mass $16$ is:
An electron-deficient compound among the following is:
Which of the following is a polar molecule?
Identify the incorrect statement among the following:
Which of the following species contains three bond pairs and one lone pair around the central atom?
The potential energy (y) curve for $H_{2}$ formation as a function of internuclear distance (x) of the $H$ atoms is shown below. The bond energy of $H_{2}$ is:
The total number of $\pi$-bond electrons in the following structure is:
A molecule/ion among the following species that does not exist under normal conditions is:
Which orbital does the additional electron occupy when $O_{2}$ is converted to the $O_{2}^{-}$ ion?
Which of the two species, $NO_{3}^{-}$ or $H_{3}O^{+}$, has the correctly described properties listed below?
The most preferred structure among the following with the lowest energy for $SO_{3}$ is:
The correct order of C-O bond length among CO, $CO_3^{2-}$, and $CO_2$ is:
Among the following, the compound that is electron deficient is:
The correct order of dissociation energy of $N_{2}$ and $N_{2}^{+}$ is:
Among the options given below, identify the isoelectronic species:
Which of the following is the most basic oxide?
The pairs of species of oxygen and their magnetic behaviours are given below. Which of the following represents the correct description?