Write the correct Lewis dot structures for the compounds given below. Arrange them in order of shortest to longest bond lengths. Consider only the carbon-carbon and carbon-oxygen bonds.
A) C2H6 < C2H4 < C2H2 < CO
B) C2H2 < CO < C2H4 < C2H6
C) C2H2 < C2H4 < C2H6 < CO
D) CO < C2H2 < C2H4 < C2H6
E) CO < C2H6 < C2H4 < C2H2
Correct Answer:
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Q27: Which bond is strongest?
A) carbon-nitrogen triple bond
B)
Q28: Which represents a non-polar covalent bond?
A) H-O
B)
Q29: Determine the formula for an alkyne, alkene
Q30: From the data below, calculate the approximate
Q31: Which bond is shortest?
A) carbon-oxygen double bond
B)
Q33: From the data given below, calculate the
Q34: In organic compounds, cis-trans isomerism is associated
Q35: Predict qualitatively the relative bond lengths of
Q36: Which bond is longest?
A) C-O
B) C-I
C) C-Br
D)
Q37: Which element is the most electronegative?
A) phosphorus
B)
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