Question

why is a double or triple bond needed? select all that apply. serves as a source of electron density serves as a nucleophile serves as an electrophile serves as a source of electron deficiency

Answer 1

The double or triple bond are needed because as they serves as a source of electron density and serves as a nucleophile.

The double bond or triple bond are electron rich entities capable of donating electrons thus act as nucleophile (species that donate electrons) and serve as electron dense region in molecules.

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