[{"id":267178,"question":"The colour of anhydrous copper (II)sulphate solid is","choices":[{"text":"Pink","value":"A"},{"text":"Black","value":"B"},{"text":"White","value":"C"},{"text":"Blue","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267177,"question":"The new substance formed in a chemcial reaction is.","choices":[{"text":"Reverse","value":"A"},{"text":"Reactant","value":"B"},{"text":"Forward","value":"C"},{"text":"Product","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267176,"question":"In the beginning the rate of reverse reaction is.","choices":[{"text":"Slow","value":"A"},{"text":"very fast","value":"B"},{"text":"Moderate","value":"C"},{"text":"Negligible","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267175,"question":"A complete reaction is in which","choices":[{"text":"Only 10% reactants covert into products","value":"A"},{"text":"All the reactants covrt into products","value":"B"},{"text":"All the reactants do no covrt into products","value":"C"},{"text":"Half reactants covert into produts","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":267174,"question":"The forward reaction takes place from","choices":[{"text":"Right to left","value":"A"},{"text":"Left to right","value":"B"},{"text":"Both a and b","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":267173,"question":"In chemical reaction, the substances that combine are called.","choices":[{"text":"Masses","value":"A"},{"text":"Materials","value":"B"},{"text":"Products","value":"C"},{"text":"Reactants","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267172,"question":"Such reaction which continue in both directins are called.","choices":[{"text":"Dynamic","value":"A"},{"text":"Irreversible","value":"B"},{"text":"Reversible","value":"C"},{"text":"Non- reactive","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267171,"question":"Which type of reactions speed up gradully?","choices":[{"text":"Decomposition reaction","value":"A"},{"text":"Forward reaction","value":"B"},{"text":"Reverse reactions","value":"C"},{"text":"Irreversibel reactions","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267170,"question":"The reaction in which the products can recombine to formreactants are called.","choices":[{"text":"Reversible Reaction","value":"A"},{"text":"Irreversible reactions","value":"B"},{"text":"Decomposition reactions","value":"C"},{"text":"Addition reactions","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":267169,"question":"The reaction in which the products do not reombine to form reatants are called","choices":[{"text":"Addition reactions","value":"A"},{"text":"Decomposition reactions","value":"B"},{"text":"Irreversitble reactions","value":"C"},{"text":"reversible reactions","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267168,"question":"A reverse reaction is one that","choices":[{"text":"Speeds up gradually","value":"A"},{"text":"Proceeds from left to right","value":"B"},{"text":"In which reactants react to form products","value":"C"},{"text":"Slow down gradually","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":267167,"question":"The characteristics of reversible reactions are the following except.","choices":[{"text":"Product nver recombine to form reactants","value":"A"},{"text":"They never complete","value":"B"},{"text":"They have a double arrow between reactants and products","value":"C"},{"text":"The proceed in both ways","value":"D"},{"value":"E"}],"correctAnswer":1}]