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Organic chemistry - Homologous series (alkanes)

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Last updated about 1 year ago
3 questions
9
1
1
Question 1
1.
All alkanes are:
_________________ (contain carbon and hydrogen _________
______________ (contain all ___________ bonds)
all ______________can be combusted.
have strong _____________ bonds between the __________
have weak ___________________ forces between ______________
Other Answer Choices:
ONLY
intermolecular
flammable
covalent
single
saturated
molecules
hydrocarbons
atoms
Question 2
2.
Have a general formula of ____________
each molecule differs from the last by ________
Trends down the series:
Melting points and boiling points _____________
Volatility ______________
Flammability ______________
Viscosity ______________
intermolecular forces _____________
Other Answer Choices:
CnH2n+2
decreases
increase
CH2
increases
Question 3
3.

Trends for alkanes as the carbon chain gets longer

  • Melting and boiling points
  • Viscosity
  • Flammability
  • Volatility
  • strength of intermolecular forces
  • Height of point of condensation in fractional distillation column
  • Increase
  • Decreases