D10A.4 State the symmetry criterion that allows a molecule to be optically active. etry E10A.5(a) Assign (i) cis-dichloroethene and (ii) trans-dichloroethene to point groups. E10A.5(b) Assign the following molecules to point groups: (i) HF, (i) TE (pentagonal bipyramid), (iii) CIF, (T-shaped), (iv) Fe,(CO), (3), (v) cubane C,Ha, (vi) tetrafluorocubane, C,H,F (4) mmetry T 4 4 s and D Н CO e Fe C со in 6D ion, 3 4 es are E10A.6(a) Which of the following molecules may be polar? (i) pyridine, (ii) nitroethane, (iii) gas-phase BeH, (linear), (iv) B,Hg. 2 E10A 6(h) Which 11 FI TAY FL LL

Question

Assign the following molecules to point groups: (i) HF, (ii) IF7 (pentagonal bipyramid), (iii) CIF3 (T-shaped), (iv) Fe2(CO)9 (Image 3), (v) cubane (C8H8), (vi) tetrafluorocubane (C8H4F4) (Image 4).

D10A.4 State the symmetry criterion that allows a molecule to be optically active.
etry
E10A.5(a) Assign (i) cis-dichloroethene and (ii) trans-dichloroethene to point
groups.
E10A.5(b) Assign the following molecules to point groups: (i) HF, (i) TE
(pentagonal bipyramid), (iii) CIF, (T-shaped), (iv) Fe,(CO), (3), (v) cubane
C,Ha, (vi) tetrafluorocubane, C,H,F (4)
mmetry
T
4 4
s and
D
Н
CO
e
Fe
C
со
in
6D
ion,
3
4
es are
E10A.6(a) Which of the following molecules may be polar? (i) pyridine,
(ii) nitroethane, (iii) gas-phase BeH, (linear), (iv) B,Hg.
2
E10A 6(h) Which
11
FI
TAY
FL
LL
Expand
Transcribed Image Text

D10A.4 State the symmetry criterion that allows a molecule to be optically active. etry E10A.5(a) Assign (i) cis-dichloroethene and (ii) trans-dichloroethene to point groups. E10A.5(b) Assign the following molecules to point groups: (i) HF, (i) TE (pentagonal bipyramid), (iii) CIF, (T-shaped), (iv) Fe,(CO), (3), (v) cubane C,Ha, (vi) tetrafluorocubane, C,H,F (4) mmetry T 4 4 s and D Н CO e Fe C со in 6D ion, 3 4 es are E10A.6(a) Which of the following molecules may be polar? (i) pyridine, (ii) nitroethane, (iii) gas-phase BeH, (linear), (iv) B,Hg. 2 E10A 6(h) Which 11 FI TAY FL LL

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