Preparation and Properties of Alkanes
Chemistry ⇒ Carbon and Organic Chemistry
Preparation and Properties of Alkanes starts at 11 and continues till grade 12.
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Describe the effect of branching on the melting point of alkanes.
Describe the physical state of the first four alkanes at room temperature.
Explain why alkanes are called paraffins.
Explain why alkanes are considered non-polar molecules.
Explain why alkanes are less dense than water.
Explain why alkanes are used as fuels.
Explain why the Wurtz reaction is not suitable for preparing methane.
Name the alkane that is commonly known as natural gas.
Which of the following is a by-product in the decarboxylation of sodium ethanoate with soda lime?
(1) Sodium carbonate
(2) Sodium chloride
(3) Sodium hydroxide
(4) Sodium sulfate
Which of the following is a characteristic reaction of alkanes?
(1) Addition
(2) Substitution
(3) Elimination
(4) Polymerization
Which of the following is a major source of alkanes?
(1) Coal
(2) Petroleum
(3) Wood
(4) Sugarcane
Which of the following is a property of higher alkanes (C18H38 and above)?
(1) Gaseous at room temperature
(2) Liquid at room temperature
(3) Solid at room temperature
(4) Highly soluble in water
Alkanes are ________ conductors of electricity.
Alkanes are ________ hydrocarbons because they contain only single bonds between carbon atoms.
Alkanes are also known as ________ hydrocarbons.
Alkanes are generally ________ in water but ________ in organic solvents.
State whether the following statement is true or false: Alkanes are generally unreactive towards acids, bases, and oxidizing agents under normal conditions.
State whether the following statement is true or false: Alkanes can be oxidized to alcohols under mild conditions.
State whether the following statement is true or false: Alkanes can be prepared by the hydrogenation of alkenes.
State whether the following statement is true or false: Alkanes can be prepared by the hydrolysis of Grignard reagents.
