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Define the term resonance structure

• Delocalization of electrons in an atom
• Delocalization of π electrons within a molecule
• Spread of π electrons in an atom
• Spread of π electrons within a molecule

Which of the compounds is/are aromatic?

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• 
• 

Which of the following is correct for the benzene

molecule?

• It contains 12 hydrogen atoms.

• It is unsaturated.

• The carbon-carbon bonds are single.

• All the bond lengths are equal

What is the molecular formula of Benzene?

• C₆H₁₂
• C₆H₆
• C₆H₁₀
• C₈H₈

Does benzene decolorise bromine?

• Yes
• NO
• Who knows
• Why did i take chemistry in the first place?

Which mechanism an aromatic compounds react by?

• Electrophilic addition
• Electrophilic substitution
• Nucleophilic addition
• Nucleophilic substitution

What is aromatic compound?

• Hydrocarbon that has smell

• Organic compound that contain benzene ring in its molecule .Must be cyclic ,planar and completely conjugated and follow Huckle's rule

• Organic compound that follow Huckle's rule only

• Cyclic structure

Tick correct characteristic of aromatic compound

• Non-Cyclic

• All p-orbitals able to overlap to adjacent p-orbitals

• Follow Huckle's rule

• Have alternate single double bond

• Open structure

Is this aromatic compound or not?

• Yes

• No

How about this one ?

• Aromatic compound

• Non-aromatic compound