MEDIUM
JEE Main/Advance
IMPORTANT
Earn 100
Find number of ions which have pseudo inert gas configuration.
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Important Questions on Chemical Bonding and Molecular Structure
EASY
JEE Main/Advance
IMPORTANT
Iron has a body centred cubic lattice structure. The edge length of the unit cell is
Calculate the radius of iron atom.
MEDIUM
JEE Main/Advance
IMPORTANT
Isostructural species are those which have the same shape and hybridisation. Among the given species identify the isostructural pairs.
MEDIUM
JEE Main/Advance
IMPORTANT
Polarity in a molecule and the dipole moment depends primarily on electronegativity of the constituent atoms and shape of a molecule. Which of the following has the highest dipole moment?
HARD
JEE Main/Advance
IMPORTANT
The types of hybrid orbitals of nitrogen in , and respectively are expected to be
MEDIUM
JEE Main/Advance
IMPORTANT
Hydrogen bonds are formed in many compounds e.g., , , . The boiling point of such compounds depends to a large extent on the strength of hydrogen bond and the number of hydrogen bonds. The correct decreasing order of the boiling points of above compounds is:
EASY
JEE Main/Advance
IMPORTANT
In ion the formal charge on the oxygen atom of bond is
MEDIUM
JEE Main/Advance
IMPORTANT
In ion, the number of bond pairs and lone pairs of electrons on nitrogen atom are
MEDIUM
JEE Main/Advance
IMPORTANT
Which of the following species has tetrahedral geometry?
