chemistry free radical substitution reaction

What stage of radical substitution is this?

(a)  

The name of the compound is

• 3,3-dimethyl-5-methylheptane

• 3,5,5-trimethylheptane

• 3-ethyl-5-methylheptane

• 3,3,5-trimethylheptane

Benzene undergo electrophilic substitution NOT addition because

• Stability of benzene ring
• Stability due to delocalization of π electron in benzene
• Delocalization of π electron in benzene
• Benzene is unreactive

The correct systematic name for the molecule shown is ...

• 2-ethyl-3,4-dimethylpent-2-ene

• 4-ethyl-2,3-dimethylpent-3-ene

• 2,3,4-trirnethylhex-3-ene

• 3,4,5-trimethylhex-3-ene

The name of the structure is

• 5-ethyl-2-methylheptane

• 2-methyl-5-ethylheptane

• 3-ethyl-6-methylheptane

• 2,4-dimethylheptane

How many secondary carbon in the following molecule

• one

• two

• three

• four

What kind of charge do electrophiles have?

(a)  

This type of reaction involve formation of unsaturated product

• addition

• substitution

• elimination

• rearrangement

Draw the structural formulae of monosubstituted major formed when the above alkane subjected to the bromination reaction under sunlight.

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What stage of radical substitution is this?

(a)