Curly arrows and mechanism in OCR Chemistry A

What is a reaction mechanism?

• The full balanced equation for a reaction

• What a reaction looks like

• The steps through which a reaction happens

• The reaction conditions

A curly arrow represents the movement of what?

(a)  

Select the correct first step(s) for electrophilic addition

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What do we include in mechanisms?

• State symbols

• Dipoles

• Curly arrows

• Spectator ions

Which is correct?

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What type of fission is represented in this mechanism?

• Homolytic fission

• Kinetic fission

• Heterolytic fission

• Organic fission

What mechanism would produce these species?

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What would be the products of this mechanism?

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When a curly arrow points to an atom, it will form a new

• covalent bond

• dative bond

• pi bond

• double bond

What species will be produced by this mechanism?

• AZWX & PY

• AZWXY & P

• AZXW^- & PY⁺

• AZWYXP