17 JEE Main 2018 Chemical Bonding and Molecular Structure previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2018 previous-year questions from the Chemical Bonding and Molecular Structure chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Chemical Bonding and Molecular Structure chapter hub.
Which of the following compounds contain(s) no covalent bond(s)? KCl ,   PH 3 ,   O 2 ,   B 2 H 6 , …
Which of the following conversions involves change in both shape and hybridisation?
The incorrect geometry is represented by:
In the molecular orbital diagram for the molecular ion, N₂⁺, the number of electrons in the σ₂ p molecular orbital is :
The decreasing order of bond angles in   BF 3 ,   NH 3 ,   PF 3 and I 3 - is:
In the above compound, the bond orders of bonds I and II are:
According to molecular orbital theory, which of the following molecule will not be available?
Total number of lone pair of electrons in I 3 - ion is:
Which of the following best describes the diagram of molecular orbital?
Identify the pair in which the geometry of the species is T-shape and square pyramidal, respectively
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