[{"id":267226,"question":"A yellow solid element exists in allotropic forms whic is also present in fossil fuel. Indicate the name","choices":[{"text":"Iodine","value":"A"},{"text":"Carbon","value":"B"},{"text":"Sulphur","value":"C"},{"text":"Aluminium","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267225,"question":"Which is the softtest metal.","choices":[{"text":"Zn","value":"A"},{"text":"Ca","value":"B"},{"text":"Na","value":"C"},{"text":"Al","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267224,"question":"In which period and group yu will place the elemnt whic is an important part of the solar cell?","choices":[{"text":"Third period and Sixth a grop Group 16","value":"A"},{"text":"Third priod and forth A group Group 14","value":"B"},{"text":"Second period and forth A group Group","value":"C"},{"text":"Third prod and fifth A group Group 15","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":267223,"question":"Caustic chemical drain cleaner are captable of dissolving.","choices":[{"text":"Hair","value":"A"},{"text":"Food","value":"B"},{"text":"Grease","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267222,"question":"Acid rain has pH less than.","choices":[{"text":"6","value":"A"},{"text":"7","value":"B"},{"text":"7.4","value":"C"},{"text":"5.6","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267221,"question":"Which is used to manufacture soap?","choices":[{"text":"NH4OH","value":"A"},{"text":"Ca(OH)2","value":"B"},{"text":"NaOH","value":"C"},{"text":"Mg(OH)2","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267220,"question":"Alkalis react with ammonium salts to librate.","choices":[{"text":"CO2","value":"A"},{"text":"SO2","value":"B"},{"text":"H2","value":"C"},{"text":"NH3","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267219,"question":"When acids react with metal with carbonates and bicarbonates which gas is produced.","choices":[{"text":"N2","value":"A"},{"text":"H2","value":"B"},{"text":"Cl2","value":"C"},{"text":"CO2","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267218,"question":"When acids react with metals which gas is evolved?","choices":[{"text":"O2","value":"A"},{"text":"N2","value":"B"},{"text":"Cl2","value":"C"},{"text":"H2","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267217,"question":"Whcih acid is present in our stomach.","choices":[{"text":"Nitirc Acid","value":"A"},{"text":"Hydrochloric acid","value":"B"},{"text":"Sulphuric acid","value":"C"},{"text":"All of the above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":267216,"question":"A reaction between an acid and a base produces","choices":[{"text":"Salt and an acid","value":"A"},{"text":"Sald and base","value":"B"},{"text":"Salt and water","value":"C"},{"text":"Salt and gas","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267215,"question":"A substance whcih can behave as an acid as well as a base is called","choices":[{"text":"Amphoteric specie","value":"A"},{"text":"Acid","value":"B"},{"text":"Base","value":"C"},{"text":"Neutral specie","value":"D"},{"value":"E"}],"correctAnswer":1}]