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Faraday","value":"A"},{"text":"Hofmann","value":"B"},{"text":"Ainderson","value":"C"},{"text":"Sorenbon","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156636,"question":"The hybirdization in benzene is:","choices":[{"text":"sp<sup>3</sup>","value":"A"},{"text":"sp<sup>2</sup>","value":"B"},{"text":"sp<sup>2</sup>","value":"C"},{"text":"dsp<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156635,"question":"Which is the property of benzene:","choices":[{"text":"Decolourizes KMnO<sub>4</sub>","value":"A"},{"text":"straight chain structure","value":"B"},{"text":"only double bond is present","value":"C"},{"text":"triple and double bond","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156632,"question":"empirical formula mass of benzene is time lesser than moleculer formula mass:","choices":[{"text":"four","value":"A"},{"text":"five","value":"B"},{"text":"six","value":"C"},{"text":"seven","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156631,"question":"empirical formula mass of benzene is time lesser than moleculer formula mass:","choices":[{"text":"four","value":"A"},{"text":"five","value":"B"},{"text":"six","value":"C"},{"text":"seven","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156629,"question":"Bond angle in benzene is :","choices":[{"text":"109..5<sup>o</sup>","value":"A"},{"text":"180<sup>o</sup>","value":"B"},{"text":"120<sup>o</sup>","value":"C"},{"text":"107.2<sup>o</sup>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156628,"question":"Benzene acid can be prepared from the oxidation of:","choices":[{"text":"benzene","value":"A"},{"text":"ethyl benzene","value":"B"},{"text":"benzonic acid","value":"C"},{"text":"toluene","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156627,"question":"Ozonolysis of benzene gives:","choices":[{"text":"Nitration","value":"A"},{"text":"sulphonation","value":"B"},{"text":"ozonide","value":"C"},{"text":"glyoxal","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156626,"question":"Monosubstituted benzene can have disubstitution at position:","choices":[{"text":"Ortho","value":"A"},{"text":"meta","value":"B"},{"text":"para","value":"C"},{"text":"a, b, c","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156625,"question":"Benzene gives reactions generally:","choices":[{"text":"Electropholic subsitution","value":"A"},{"text":"addition","value":"B"},{"text":"synthesis","value":"C"},{"text":"addition and electropholic subsitution","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156624,"question":"Benzene gives reactions generally:","choices":[{"text":"Electropholic subsitution","value":"A"},{"text":"addition","value":"B"},{"text":"synthesis","value":"C"},{"text":"addition and electropholic subsitution","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156623,"question":"Resonance energy of benzene is (in KJ mol<sup>-1</sup>):","choices":[{"text":"120","value":"A"},{"text":"150","value":"B"},{"text":"170","value":"C"},{"text":"180","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156622,"question":"Kekule structures contributed towards actual structure of benzene","choices":[{"text":"60%","value":"A"},{"text":"70%","value":"B"},{"text":"80%","value":"C"},{"text":"90%","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156621,"question":"Ratio of carbon to hydrogen in aromatic compounds is:","choices":[{"text":"Low than alkanes","value":"A"},{"text":"High than alkanes","value":"B"},{"text":"Low than alkanes not high than alkanes","value":"C"},{"text":"High than alkanes","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156619,"question":"Simple aromatic compound is:","choices":[{"text":"benzene","value":"A"},{"text":"toluene","value":"B"},{"text":"aniline","value":"C"},{"text":"phenol","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156617,"question":"The conversion of n-hexane into benzene by heating in the presence of Cr<sub>2</sub>O<sub>3 is called:</sub>","choices":[{"text":"Isomerization","value":"A"},{"text":"Aromatization","value":"B"},{"text":"Dealkylation","value":"C"},{"text":"Rearrangment","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156615,"question":"Aromatic compounds burn with sooty flame cause:","choices":[{"text":"They have high percentage of hydrogan","value":"A"},{"text":"They have ring structure","value":"B"},{"text":"They have high percentage of carbon","value":"C"},{"text":"They resist reaction with air","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156614,"question":"The electrophile in aromatic sulphontion is:","choices":[{"text":"H<sub>2</sub>SO<sub>4</sub>","value":"A"},{"text":"HSO<sub>4</sub>","value":"B"},{"text":"SO<sub>3</sub>","value":"C"},{"text":"SO<sub>3+</sub>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156611,"question":"Among the following, poly cyclic compound is:","choices":[{"text":"styrene","value":"A"},{"text":"cumene","value":"B"},{"text":"napthalene","value":"C"},{"text":"xylene","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156609,"question":"<sub>Which compound is the most reactvie one:</sub>","choices":[{"text":"benzene","value":"A"},{"text":"ethene","value":"B"},{"text":"ethane","value":"C"},{"text":"ethyne","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156607,"question":"Which of the following is explosive:","choices":[{"text":"Trinitropheonal","value":"A"},{"text":"Nitropheonal","value":"B"},{"text":"Nitromethane","value":"C"},{"text":"Nitrobenzene","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156606,"question":"Acylation of benzene to produce aliphatic aromatic ketones is known as:","choices":[{"text":"Friedel Craft's reaction","value":"A"},{"text":"Benzene condensation","value":"B"},{"text":"Hydroformylation","value":"C"},{"text":"Cellemense<p class=\"MsoNormal\" style=\"text-align:justify\"><!--[if gte msEquation 12]><m:oMathPara><m:oMath><m:rad><m:radPr><m:degHide\r\n     m:val=\"on\"/><span style='font-size:12.0pt;mso-ansi-font-size:12.0pt;\r\n    mso-bidi-font-size:12.0pt;font-family:\"Cambria Math\",\"serif\";mso-ascii-font-family:\r\n    \"Cambria Math\";mso-hansi-font-family:\"Cambria Math\";mso-bidi-font-family:\r\n    \"Times New Roman\";font-style:italic;mso-bidi-font-style:normal'><m:ctrlPr></m:ctrlPr></span></m:radPr><m:deg></m:deg><m:e></m:e></m:rad></m:oMath></m:oMathPara><![endif]--><!--[if !msEquation]--><span 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