m2 Flashcards

1
Q

is a process of redistribution of the energy of orbitals of individual atoms to give orbitals of equivalent energy which happens when two atomic orbitals combine together to form hybrid orbital in a molecule.

A

Hybridization

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2
Q

is observed when one s and one p orbital in the same main shell of an atom mix to form two new equivalent orbitals. The new orbitals formed are called sp hybridized orbitals. It forms linear molecules with an angle of 180°

A

sp hybridization

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3
Q

This type of hybridization involves the mixing of one ‘s’ orbital and one ‘p’ orbital of equal energy to give a new hybrid orbital known as an sp hybridized orbital.

A

sp hybridization

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4
Q

sp hybridization is also called diagonal hybridization.

Each sp hybridized orbital has an equal amount of s and p character, i.e., 50% s and p character.

A

sp hybridization

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5
Q

is observed when one s and two p orbitals of the same shell of an atom mix to form 3 equivalent orbital. The new orbitals formed are called sp2 hybrid orbitals.

A

sp2 hybridization

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6
Q

also called trigonal hybridization.

A

sp2 hybridization

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7
Q

It involves mixing of one ‘s’ orbital and two ‘p’ orbital’s of equal energy to give a new hybrid orbital known as sp2.

A mixture of s and p orbital formed in trigonal symmetry and is maintained at 120o.

All the three hybrid orbitals remain in one plane and make an angle of 120° with one a other.Each of the hatid orbital formed has 33.33% s characterize and 66.66% p character

A

sp2 hybridization

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8
Q

The molecules in which the central atom is linked to 3 atoms and is sp2 hybridized have a triangular planar shape.

A

sp2 hybridization

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9
Q

All the compounds of carbon-containing a carbon-carbon double bond, Ethylene (C2H4) -C=C-

A

Examples of sp2 Hybridization

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10
Q

When one ‘s’ orbital and 3 ‘p’ orbitals belonging to the same shell of an atom mix together to form four new equivalent orbital, the type of hybridization is called a tetrahedral hybridization or sp3. The new orbitals formed are called sp3 hybrid orbitals.
These are directed towards the four corners of a regular tetrahedron Links to an external site.and make an angle of 109°28’ with one another.

A

sp3 Hybridization

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11
Q

The angle between the sp3 hybrid orbitals is 109.280

Each sp3 hybrid orbital has 25% s character and 75% p character. l

Example of sp3 hybridization: ethaneLinks to an external site. (C2H6), methane ( CH4) - C -l

A

sp3 Hybridization

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12
Q

All compounds of carbon-containing triple Bond-like C2H2 ( -CΞC- )

A

Examples of sp Hybridization

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13
Q

is a concept of mixing two atomic orbitals with the same energy levels to give a degenerated new type of orbitals.

A

Hybridization

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14
Q

the atomic orbitals of similar energy are mixed together such as the mixing of two ‘s’ orbitals or two ‘p’ orbital’s or mixing of an ‘s’ orbital with a ‘p’ orbital or ‘s’ orbital with a ‘d’ orbital.

A

During the process of hybridization

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15
Q

is the mixing of atomic orbitals to form new orbitals with different energies and shapes than the original orbitals.

A

Hybridization

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16
Q

● tetrahedral hybridization
● Has an angle of 109.5°
● Has 4 sigma bonds
● S and 3 p orbitals forms 4
new equivalent orbitals.

A

sp3

17
Q

● trigonal hybridization
● Has an angle of 120°
● Has 3 sigma bonds and
1 pi bond

A

sp2

18
Q

● Diagonal hybridization
● Has an angle of 180°
● Has 2 sigma and 2 pi
bonds

A

sp

19
Q

S and 3p orbitals forms 4
new equivalent orbitals.

A

sp3 hybridization

20
Q

S and 2 p orbitals forms 3
new equivalent orbital,

A

sp2 hybridization

21
Q

S and p orbital forms 2
new equivalent orbital

A

sp

22
Q

formed by head-on overlapping
between atomic orbitals.

A

sigma bond

23
Q

A covalent bond resulting from the
formation of a molecular orbital by side-to-side
overlap of atomic orbitals.

A

pi bond

24
Q

The orientation of atoms in space
● It is a prediction of how atoms are arranged in
a molecule.
● VSEPR Theory
○ Valence Shell Electron Pair Repulsion

A

molecular geometry