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How many steps of mechanism for Free Radical Substitution Reaction of Alkane.

• 1

• 2

• 3

• 4

A free radical has

• unpaired electrons

• paired electrons

• no electrons

• even number of electrons

Which step produces two highly reactive chlorine free radicals.

• Propagation Step

• Termination Step

• Initiation Step

• Elimination Step

What is the name of step for the mechanism above.

• Elimination Step

• Initiation step

• Termination step

• Propagation step

Which of the step is the propagation step?

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• 
• 
• 

Which equation represents a termination step?

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• 
• 
• 

Which of the following is necessary to initiate the formation of halogenal alkanes?

• Ultraviolet light

• Microwave radiation

• Infrared light

• Visible light

What is the first step in the free radical substitution mechanism?

• Propagation

• Termination

• Initiation

• Condensation