[{"id":156137,"question":"The state of hybridization of carbon atom in methane is:","choices":[{"text":"sp<sup>3</sup>","value":"A"},{"text":"sp<sup>2</sup>","value":"B"},{"text":"sp","value":"C"},{"text":"dsp<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124574,"question":"The compounds which have any atom other than Carbon atom, in rings are called as","choices":[{"text":"Monocyclic","value":"A"},{"text":"Heterocyclic","value":"B"},{"text":"Homocyclic","value":"C"},{"text":"None of the above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124572,"question":"The open chain organic compounds are called","choices":[{"text":"Linear compounds","value":"A"},{"text":"Aromatic","value":"B"},{"text":"Aliphatic","value":"C"},{"text":"Both A and B","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124570,"question":"Normal by product of cracking is","choices":[{"text":"Ethane","value":"A"},{"text":"Butane","value":"B"},{"text":"Benzene","value":"C"},{"text":"All of them","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":124569,"question":"In alkynes the bonds between carbon atoms are","choices":[{"text":"All sigma bonds","value":"A"},{"text":"All pi(<i style=\"box-sizing: border-box; color: rgb(34, 34, 34); font-family: &quot;Times New Roman&quot;; font-size: 19.8px;\">π</i>) bonds","value":"B"},{"text":"One is sigma and two are<i style=\"box-sizing: border-box; color: rgb(34, 34, 34); font-family: &quot;Times New Roman&quot;; font-size: 19.8px;\">π</i>(pi) bonds","value":"C"},{"text":"One is<i style=\"box-sizing: border-box; color: rgb(34, 34, 34); font-family: &quot;Times New Roman&quot;; font-size: 19.8px;\">π</i>(pi) and two are sigma bonds","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124567,"question":"The general formula for alkenes is","choices":[{"text":"C<sub>n</sub>H<sub>2n+1</sub>","value":"A"},{"text":"C<sub>n</sub>H<sub>2n+2</sub>","value":"B"},{"text":"C<sub>n</sub>H<sub>2n</sub>","value":"C"},{"text":"C<sub>n</sub>H<sub>2n-2</sub>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124566,"question":"In sp<sup>2</sup>type hybridization the three equivalent sp<sup>2</sup>orbitals lie in the same plane and at angle of","choices":[{"text":"0<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"A"},{"text":"60<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"B"},{"text":"120<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"C"},{"text":"180<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124564,"question":"Sp<sup>3 </sup>hybridization occurs when carbon is bound to","choices":[{"text":"Four other atoms","value":"A"},{"text":"Three other atoms","value":"B"},{"text":"Two other atoms","value":"C"},{"text":"One other atoms","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124563,"question":"Hydrocarbons contain","choices":[{"text":"C and S only","value":"A"},{"text":"C and H only","value":"B"},{"text":"C, H, and O only","value":"C"},{"text":"C, H, O and N only","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124562,"question":"Unsaturated hydrocarbon containing a double bond are called","choices":[{"text":"paraffin","value":"A"},{"text":"Alkanes","value":"B"},{"text":"Olefins","value":"C"},{"text":"Acetylene","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124560,"question":"The characteristic reactions of alkanes are","choices":[{"text":"Addition reactions","value":"A"},{"text":"Substitution reactions","value":"B"},{"text":"Condensation reactions","value":"C"},{"text":"Polymerization reactions","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124559,"question":"Which of the following compounds contains a triple bond?","choices":[{"text":"Alkane","value":"A"},{"text":"Alkene","value":"B"},{"text":"Alkyne","value":"C"},{"text":"Benzene","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":124557,"question":"Which of the following gases is used for illuminating purpose?","choices":[{"text":"Methane","value":"A"},{"text":"Ethane","value":"B"},{"text":"Propane","value":"C"},{"text":"Butane","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124555,"question":"The next homologue of C<sub>10</sub>H<sub>22</sub>will be","choices":[{"text":"C<sub>9</sub>H<sub>20</sub>","value":"A"},{"text":"C<sub>12</sub>H<sub>26</sub>","value":"B"},{"text":"C<sub>11</sub>H<sub>24</sub>","value":"C"},{"text":"C<sub>13</sub>H<sub>28</sub>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124554,"question":"Compounds of carbon and hydrogen in which the tetra valency of carbon is fully satisfied are called,","choices":[{"text":"Saturated","value":"A"},{"text":"Un-saturated","value":"B"},{"text":"Magnetic","value":"C"},{"text":"Para-magnetic","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124553,"question":"Identify the compound which has a bond angle of 109.5<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","choices":[{"text":"Ethyne","value":"A"},{"text":"Ethere","value":"B"},{"text":"Methane","value":"C"},{"text":"Benzene","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124552,"question":"The active part in a molecule is called","choices":[{"text":"Homologous series","value":"A"},{"text":"Functional group","value":"B"},{"text":"Chemical bonding","value":"C"},{"text":"Ionic complex","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124551,"question":"When a compound X is passed through a dilute alkaline solution of KMnO<sub>4</sub>the pink colour of solution is discharged. The compound X is possbibly","choices":[{"text":"Methane","value":"A"},{"text":"Ethane","value":"B"},{"text":"Ethene","value":"C"},{"text":"Benzene","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124550,"question":"Which of the following contains single bonds","choices":[{"text":"Benzene","value":"A"},{"text":"Alkyne","value":"B"},{"text":"Alkene","value":"C"},{"text":"Alkane","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":124549,"question":"The process in which one s and two p orbitals mix up with each other is called","choices":[{"text":"Sp-hybridization","value":"A"},{"text":"Sp<sup>2</sup>-hybridization","value":"B"},{"text":"Sp<sup>3</sup>-hybridization","value":"C"},{"text":"Dsp<sup>2</sup>-hybridization","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124547,"question":"The process in which orbitals of different energies and shapes mix up with each other to give equivalent is called,","choices":[{"text":"Hybridization","value":"A"},{"text":"Polymerization","value":"B"},{"text":"Isomerisation","value":"C"},{"text":"Carbonization","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124545,"question":"The structure of benzene is","choices":[{"text":"Hexagonal","value":"A"},{"text":"Pyramidal","value":"B"},{"text":"Square planer","value":"C"},{"text":"Tetrahedral","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124544,"question":"Which is a mixture of low boiling hydrocarbon","choices":[{"text":"Natural gas","value":"A"},{"text":"Petroleum","value":"B"},{"text":"Wood","value":"C"},{"text":"Graphite","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124543,"question":"Which of the following is complex?","choices":[{"text":"CaSO<sub>4</sub>. 0.5H<sub>2</sub>O","value":"A"},{"text":"(C<sub>6</sub>H<sub>10</sub>O<sub>5</sub>)<sub>n</sub>","value":"B"},{"text":"C<sub>6</sub>H<sub>12</sub>O<sub>6</sub>","value":"C"},{"text":"CH<sub>4</sub>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124542,"question":"Polythene is a polymer of","choices":[{"text":"Ethane","value":"A"},{"text":"Ethene","value":"B"},{"text":"Acetone","value":"C"},{"text":"Propylene","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124541,"question":"Acetylene had a characteristic ethereal smell resembling that of","choices":[{"text":"Ginger","value":"A"},{"text":"Vinegar","value":"B"},{"text":"Garlic","value":"C"},{"text":"Onion","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":124539,"question":"Replacement of hydrogen atom by - SO<sub>3</sub>H group in benzene is called","choices":[{"text":"Nitration","value":"A"},{"text":"Alkylation","value":"B"},{"text":"Sulphonation","value":"C"},{"text":"Acylation","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":124538,"question":"Identify the compound formed, when ethylene combines with water in the presence of 10% sulphuric acid and HgSO<sub>4</sub>as catalyst","choices":[{"text":"Carbinol","value":"A"},{"text":"Methanol","value":"B"},{"text":"Ethanol","value":"C"},{"text":"Glycol","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":124537,"question":"On passing ethane into concentrated suphuric acid the intermediate compound formed on hydrolysis with boiling water gives","choices":[{"text":"Methyl alcohol","value":"A"},{"text":"Ethyl alcohol","value":"B"},{"text":"Ethyl hydrogen sulphate","value":"C"},{"text":"Methyl hydrogen sulphate","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":124535,"question":"Identify the hydrocarbon formed, when ethyl bromide reacts with, alcoholic KOH at 100<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°</span>","choices":[{"text":"Methane","value":"A"},{"text":"Ethane","value":"B"},{"text":"Ethene","value":"C"},{"text":"Ethyne","value":"D"},{"value":"E"}],"correctAnswer":3}]