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(Solved): 1. Which functional groups have correct Lewis structures? CH3 C CH3 CH3 CH3 CH3 I -H CH3 || a) NaN ...
1. Which functional groups have correct Lewis structures? CH3 C CH3 CH3 CH3 CH3 I -H CH3 || a) NaNH, 2. Using the VSEPR model, predict which atoms have bond angles of about 120°. CH3OH c=Ö: CH3 H3C- || •• CH3-C-O-H CH?=CH2 3. Which of the atoms that are marked with an arrow are sp²-hybridized? b) N? CH3 III NH4CI ? IV c) NH4Cl CH3 ???? II 4. Nitrogen has a negative formal charge in which of the following compounds? H-N-CH3 CH3 IV d) HCN CH3 OH
Expert Answer
ANSWERS 1) Options I and III are showing correct Lewis structures. Oxygen has 6 valence electrons . In I , of the six valence electrons , one is shared with carbon and one is shared with H atom .Remaining two lone pairs. In III, in C=O bonding two el