What atomic or hybrid orbitals make up the sigma bond between
C1 and C2
in ethylene,
CH2CH2 ?
_____ orbital on C1
+ _____ orbital on C2
What is the approximate
H-C1-C2
bond angle ?
_______ °
What atomic or hybrid orbitals make up the sigma bond between C1
and C2 in propyne, CHCCH3 ? orbital on C1 + orbital on C2 What is
the approximate H-C1-C2 bond angle
What atomic or hybrid orbitals make up the sigma bond between
C2 and O in
acetaldehyde, CH3CHO
?
(C2 is the second carbon in the structure as
written.)
orbital on
C2
+
orbital on
O
What is the approximate
C1-C2-O
bond angle ? ... °
What atomic or hybrid orbitals make up the pi bond between C1
and C2 in propyne, CHCCH3 ? ------ orbital on C1 + ------ orbital
on C2
How many σ bonds does C1 have in CHCCH3 ? How many bonds does C1
have ?
What atomic or hybrid orbitals make up the pi bond between N and
O in nitrosyl bromide, NOBr ?
________ orbital on N + ____________ orbital on O.
How many σ bonds does N have in NOBr ?
How many pi bonds does N have ?
Someone please distinguish the difference between hybrid atomic
orbitals in valence bond theory and LCAO molecular orbitals in
molecular orbital theory.
Which hybrid orbitals overlap in the C - O bond in
CF₂O? Which hybrid orbitals overlap in the C - O bond in
CF₂O?
A) sp² - s
B) sp² - sp²
C) sp² - sp³
D) sp³ - sp³
E) sp³ - sp
4.
About the hybrid atomic orbitals it is correct to say that:
a.
are antibonding
b.
are bonding
c.
they only form sigmay pi links
d.
they have a defined spatial orientation
9.
Choose the correct premise
a.
the pi bonds are formed only from the frontal overlap of
orbitals
b.
The orbitals s can form sigma bonds
c.
The formation of sigma bonds is the result of the overlap of hybrid
orbitals exclusively
d.
a pi bond is formed...
9.) Describe a sigma bond.
A) overlap of two f orbitals
B) end to end overlap of p orbitals
C) s orbital overlapping with the side of a p orbital
D) side by side overlap of p orbitals
E) p orbital overlapping with a d orbital
10.) What is the molecular geometry of SCl4?
A) tetrahedral
B) seesaw
C) square pyramidal
D) square planar