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WorksheetsChemical Bonding
Total questions: 20
Worksheet time: 40mins
Is this molecule polar or non-polar?
Polar
Non-polar
Is this molecule polar or non-polar?
Non-polar
Polar
Determine the molecular geometry of the given structure.
Octahedral
Square Pyramidal
Trigonal Bipyramidal
See Saw
The polarity of a bond between two elements can be best determined by
The difference in electronegativity between the elements
The difference in first ionization energy between the elements
The number of electrons shared in the bond
The difference in atomic radius between the elements
Which of the following molecules has Π bonds?
CO2
BF3
NH3
H2O
The molecule that uses sp3d hybrid orbital on the central atom is
BCl3
NCl3
ICl3
PCl3
What is the hybridisation for central atom in IF4-?
sp2
sp3
sp3d
sp3d2
Which of these has dispersion forces?
I2
NH3
OCl2
SH2
Water, H2O has molar mass 18 gmol-1 and boils at 373K while ethanol, C2H5OH has molar mass 46 gmol-1 and boils at 351K.
Which is/are the correct explanation for the above statement?
H2O can form more H-bond compare to ethanol.
Both molecules are polar molecules with H-bond
Ethanol can only form dipole-dipole forces
What are the factors that will influence the strength of Van der Waals forces?
Molecular Shape
Molecular mass
Polarity
Electronegativity
The melting point of Aluminium is higher than Sodium because
The metallic bonding in aluminium is stronger than that in sodium
The atoms in aluminium are packed more closely that the atoms in sodium
The atomic size of aluminium is larger than sodium
The relative atomic mass of sodium is less than aluminium
Which of the following molecules are polar molecule?
HCl
H2O
CH4
NH3
Ammonium ion (NH4+) is an example for
Covalent compound
Ionic compound
Coordinate compound
Metallic compound
