Chemistry General Science Test Hard Mode

Sr. #	Questions	Answers Choice
1	Carbon atom holding halogen in aryl halides is	Sp<sup>2</sup>-hybridesed <span style="font-size: 14.44444465637207px;">Sp</span><sup>3</sup><span style="font-size: 14.44444465637207px;">-hybridesed</span> <span style="font-size: 14.44444465637207px;">Sp</span><span style="font-size: 14.44444465637207px;">-hybridesed</span> <span style="font-size: 14.44444465637207px;">Sp</span><sup>3 </sup><span style="font-size: 14.44444465637207px;">d -hybridesed</span>
2	Which of the following reagent cannot be used for preparing alkyl chloride from alcohol?	HCI + anhyd. ZnCI<sub>2</sub> NaCI PCI<sub>5</sub> SOCI<sub>2</sub>
3	Octane number can be changed by	Isomerisation Alkylation Cyclisation All of these
4	The treatment of benzene with isobutene in the presence of sulphuric acid give	Isobutyl benzene Tert-Butyl benzene n-Butyl benzene no reaction
5	Which of the following species participate in sulphonation of benzene ring?	H<sub>2</sub>SO<sub>4</sub> HSO<sup>-</sup><sub>3</sub> SO<sub>3</sub> SO<sup>-</sup><sub>2</sub>

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