[{"id":156339,"question":"Coal is used to bake bricks in lime kiln:","choices":[{"text":"40%","value":"A"},{"text":"60%","value":"B"},{"text":"80%","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156338,"question":"In the presence of high temperature and pressure peat is converted to:","choices":[{"text":"Lignite","value":"A"},{"text":"Polymorphism","value":"B"},{"text":"Polymerization","value":"C"},{"text":"Catenation","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156336,"question":"Self linkage of carbon to produce long chains","choices":[{"text":"isomerism","value":"A"},{"text":"Polymorphism","value":"B"},{"text":"Polymerization","value":"C"},{"text":"Catenation","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156334,"question":"Wohler synthesized first of all the organic compound:","choices":[{"text":"Carbohydrates","value":"A"},{"text":"Urea","value":"B"},{"text":"Aniline","value":"C"},{"text":"Toluene","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156333,"question":"Source of organic compounds primarily is:","choices":[{"text":"Plants","value":"A"},{"text":"Animals","value":"B"},{"text":"Minerals","value":"C"},{"text":"A &amp; B","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156332,"question":"Number of <font color=\"#545454\" face=\"arial, sans-serif\" size=\"2\">isomers of butane are:</font>","choices":[{"text":"One","value":"A"},{"text":"Two","value":"B"},{"text":"Three","value":"C"},{"text":"Four","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156331,"question":"type of hybridization in CH<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">≡CH is:</span>","choices":[{"text":"sp","value":"A"},{"text":"sp<sup>2</sup>","value":"B"},{"text":"sp<sup>3</sup>","value":"C"},{"text":"dsp<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156330,"question":"Type of isomerism in BrCH=CHBr is:","choices":[{"text":"Structural isomerism","value":"A"},{"text":"<blockquote style=\"margin: 0 0 0 40px; border: none; padding: 0px;\">Conformational isomerism</blockquote>","value":"B"},{"text":"Geometrical isomerism","value":"C"},{"text":"Positional isomerism","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156329,"question":"Which gasoline is better?","choices":[{"text":"Of low boiling point","value":"A"},{"text":"Of low molecular mass","value":"B"},{"text":"Of high octane","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156327,"question":"Products of coal is:","choices":[{"text":"Peat","value":"A"},{"text":"Lignite","value":"B"},{"text":"Bituminous coal","value":"C"},{"text":"All above","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156325,"question":"Functional group of ketones is:","choices":[{"text":"---CHO","value":"A"},{"text":"---CO---","value":"B"},{"text":"---C<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">≡ N</span>","value":"C"},{"text":"---COOH","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156323,"question":"Angle 120<span style=\"color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;\">° is observed in molecules :</span>","choices":[{"text":"CH<sub>4</sub>","value":"A"},{"text":"CH<sub>3-</sub>CH<sub>3</sub>","value":"B"},{"text":"CH -CH","value":"C"},{"text":"CH<sub>2 =</sub>CH<sub>2</sub>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156321,"question":"Linear geometry is present in:","choices":[{"text":"Sp<sup>3</sup>","value":"A"},{"text":"Sp<sup>2</sup>","value":"B"},{"text":"Sp","value":"C"},{"text":"D<sup>2</sup>sp<sup>3</sup>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156320,"question":"General formula of carbocyclic acids is:","choices":[{"text":"RCOH","value":"A"},{"text":"RCOR","value":"B"},{"text":"RCOOR","value":"C"},{"text":"R-OH","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156319,"question":"Diversity of organic compounds in millions is:","choices":[{"text":"Four","value":"A"},{"text":"Five","value":"B"},{"text":"Six","value":"C"},{"text":"Seven","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156318,"question":"The general formula of saturated alicyclic hydrocarbons is:","choices":[{"text":"C<sub>n</sub>H<sub>n</sub>","value":"A"},{"text":"C<sub>n</sub>H<sub>2n</sub>","value":"B"},{"text":"C<sub>n</sub>H<sub>2n+2</sub>","value":"C"},{"text":"C<sub>n</sub>H<sub>2n-1</sub>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156160,"question":"Tetraethyle lead causes disease:","choices":[{"text":"Typhoid","value":"A"},{"text":"Respiratory","value":"B"},{"text":"Stomach","value":"C"},{"text":"Muscular","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156159,"question":"Types of cracking are:","choices":[{"text":"Thermal","value":"A"},{"text":"Catalytic","value":"B"},{"text":"Steam","value":"C"},{"text":"All a, b ,c","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156158,"question":"Cracking products are :","choices":[{"text":"Only alkanes","value":"A"},{"text":"Only alkenes","value":"B"},{"text":"Alkanes and alkenes","value":"C"},{"text":"Alkynes","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156156,"question":"At present oil refineries in Pakistan are:","choices":[{"text":"One","value":"A"},{"text":"Two","value":"B"},{"text":"Three","value":"C"},{"text":"Four","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156154,"question":"Major component of natural gas is:","choices":[{"text":"Ethane","value":"A"},{"text":"Ethene","value":"B"},{"text":"Propane","value":"C"},{"text":"Methane","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156151,"question":"Geographical survey of Pakistan estimates about billion tons of coal in Pakistan:","choices":[{"text":"182","value":"A"},{"text":"183","value":"B"},{"text":"184","value":"C"},{"text":"185","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156149,"question":"Fossil fuels consist of :","choices":[{"text":"Coal","value":"A"},{"text":"Natural gas","value":"B"},{"text":"Petroleum","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":156148,"question":"Select from the following which one is alcohol?","choices":[{"text":"CH<sub>3</sub>-CH<sub>2</sub>-OH","value":"A"},{"text":"CH<sub>3</sub>-O-CH<sub>3</sub>","value":"B"},{"text":"CH<sub>3</sub>COOH","value":"C"},{"text":"CH<sub>2</sub>-CH<sub>2</sub>-BR","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156146,"question":"Ether show the phenomenon of :","choices":[{"text":"Position isomerism","value":"A"},{"text":"Functional group isomerism","value":"B"},{"text":"Metamerism","value":"C"},{"text":"Cis-trans isomerism","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156144,"question":"A double bond consists of:","choices":[{"text":"Two sigma bonds","value":"A"},{"text":"One sigma and one pi bonds","value":"B"},{"text":"One sigma and two pi bonds","value":"C"},{"text":"Two pi bonds","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":156141,"question":"Linear shape is associated with set of hybrid orbitals?","choices":[{"text":"sp","value":"A"},{"text":"sp2","value":"B"},{"text":"sp3","value":"C"},{"text":"dsp2","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":156140,"question":"The chemist who synthesized urea form ammonia cyanate was:","choices":[{"text":"Berzelius","value":"A"},{"text":"Kolbe","value":"B"},{"text":"Wohler","value":"C"},{"text":"Lavoiser","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156139,"question":"Which set of hybrid orbitals has planar triangle shape?","choices":[{"text":"sp<sup>3</sup>","value":"A"},{"text":"sp","value":"B"},{"text":"sp<sup>2</sup>","value":"C"},{"text":"dsp<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":156138,"question":"In t-butyl alcohol, the tertiary carbon is bonded to:","choices":[{"text":"Two hydrogen atom","value":"A"},{"text":"Three hydrogen atoms","value":"B"},{"text":"One hydrogen atoms","value":"C"},{"text":"No hydrogen atoms","value":"D"},{"value":"E"}],"correctAnswer":4}]