[{"id":140218,"question":"Vital force theory was rejected by","choices":[{"text":"Berzelius","value":"A"},{"text":"Kolbe","value":"B"},{"text":"Wholer","value":"C"},{"text":"Lavoiser","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140217,"question":"The rotation of two carbon atoms joined by double bond would happened only if","choices":[{"text":"P<sub>i</sub>bond is broken","value":"A"},{"text":"Sigma bond is broken","value":"B"},{"text":"Both bonds are broken","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140216,"question":"Which of the following has linear shape?","choices":[{"text":"SP","value":"A"},{"text":"SP<sup>2</sup>","value":"B"},{"text":"SP<sup>3</sup>","value":"C"},{"text":"None of the above","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140215,"question":"Hybridization explain the ----------- of orbitals","choices":[{"text":"Type of Bonding","value":"A"},{"text":"Shapes","value":"B"},{"text":"Shape and Type of bonding","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140214,"question":"1-Chloropropane has two isomers. It is an example of","choices":[{"text":"Chain isomerism","value":"A"},{"text":"Position isomerism","value":"B"},{"text":"Function group isomerism","value":"C"},{"text":"Meramerism","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":140213,"question":"The isomers due to the unequal distribution of carbon atoms on either side of the functional group belonging to the same homologous series are called","choices":[{"text":"Functional isomers","value":"A"},{"text":"Position isomers","value":"B"},{"text":"Chain isomers","value":"C"},{"text":"Metamers","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140212,"question":"In which molecule carbon atom is sp<sup>2</sup>hybridized","choices":[{"text":"CH<sub>4</sub>","value":"A"},{"text":"C2H<sub>4</sub>","value":"B"},{"text":"C<sub>2</sub>H<sub>2</sub>","value":"C"},{"text":"None of the above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":140211,"question":"When a carbon atom forms single bonds with other carbon atoms, these hybird orbitals overlap with the orbitals of hydrogen to form four bonds which are","choices":[{"text":"Three sigma and one P<sub>i</sub>","value":"A"},{"text":"Two sigma andtwo P<sub>i</sub>","value":"B"},{"text":"One sigma and three P<sub>i</sub>","value":"C"},{"text":"Sigma","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140210,"question":"Sodium thisoulphate is used in photography because of its","choices":[{"text":"Oxidizing behaviour","value":"A"},{"text":"Reducing behaviour","value":"B"},{"text":"Complexing behaviour","value":"C"},{"text":"Photochemical behavior","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140209,"question":"In the manufacture of iron from haematite, limestone is added to act as.","choices":[{"text":"Flux","value":"A"},{"text":"A reducing agent","value":"B"},{"text":"Slag","value":"C"},{"text":"An oxidizing agent","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140208,"question":"Rusting of iron is catalysed by","choices":[{"text":"Fe","value":"A"},{"text":"O<sub>2</sub>","value":"B"},{"text":"Zn","value":"C"},{"text":"H<sup>+</sup>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140207,"question":"Which has largest radius?","choices":[{"text":"CO<sup>3+</sup>","value":"A"},{"text":"Mn<sup>3+</sup>","value":"B"},{"text":"Fe<sup>3+</sup>","value":"C"},{"text":"Cr<sup>3+</sup>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140206,"question":"Which of the following metal exhibits more than one oxidation?","choices":[{"text":"Na","value":"A"},{"text":"Mg","value":"B"},{"text":"Fe","value":"C"},{"text":"Al","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140205,"question":"Which of the following transition metal ions will have definite value of magnetic moment?","choices":[{"text":"Sc<sup>3+</sup>","value":"A"},{"text":"Ti<sup>3+</sup>","value":"B"},{"text":"Cu<sup>+</sup>","value":"C"},{"text":"Zn<sup>2+</sup>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":140204,"question":"Iron, once dipped in concentrated H<sub>2</sub>SO<sub>4</sub>, does not displace copper from copper sulphates solution, because","choices":[{"text":"It is less reactive than copper","value":"A"},{"text":"A layer of sulphates is deposited on it","value":"B"},{"text":"An inert layer of iron oxide is deposited on it.","value":"C"},{"text":"All valence electrons of iron are consumed.","value":"D"},{"value":"E"}],"correctAnswer":3}]