[{"id":1066508,"question":"Which element has Eo = 0.00 V?","choices":[{"text":"H+","value":"A"},{"text":"H2","value":"B"},{"text":"SHE","value":"C"},{"text":"All of the above","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1066507,"question":"Which metal is the best reducing agent.","choices":[{"text":"Cu","value":"A"},{"text":"K","value":"B"},{"text":"Zn","value":"C"},{"text":"Fe","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066506,"question":"A more genative Eo value means the electrode","choices":[{"text":"Is a stong oxidizing agent","value":"A"},{"text":"Is a strong reducing agent","value":"B"},{"text":"Is neurtal","value":"C"},{"text":"Has high electronegagtivity ","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066505,"question":"Standard electrode potential is measured under","choices":[{"text":"100 oC and 1 atm","value":"A"},{"text":"0 oC and 1 M concentration ","value":"B"},{"text":"25 oC and 1 M concentration ","value":"C"},{"text":"100 oC and 1 M concentration ","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066504,"question":"Cell potential is the differecne between ","choices":[{"text":"Temperature and pressure","value":"A"},{"text":"Concentration of ions","value":"B"},{"text":"Electrode potentials of chathode and anode","value":"C"},{"text":"Mass of electrodes","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066503,"question":"A salt bridge is usually made from","choices":[{"text":"Metallic wires","value":"A"},{"text":"Porous glass","value":"B"},{"text":"Inert salt solution in agar agar","value":"C"},{"text":"Hydrochloric acid","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066502,"question":"A Daniell cell produces electricity through","choices":[{"text":"Electrolysis","value":"A"},{"text":"Radioactivity","value":"B"},{"text":"Spontaneous redox reaction","value":"C"},{"text":"Endothermic reaction","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066501,"question":"In electolysis, reduction always occurs at","choices":[{"text":"Anode","value":"A"},{"text":"Cathode","value":"B"},{"text":"Salt bridge","value":"C"},{"text":"Electroyte","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066500,"question":"The anode is electrolysis of molten NaCl is","choices":[{"text":"Na+","value":"A"},{"text":"Cl-","value":"B"},{"text":"Na","value":"C"},{"text":"H-","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066499,"question":"The cathode in an electrolytic cell is.","choices":[{"text":"Positive electrode","value":"A"},{"text":"Negative electrode","value":"B"},{"text":"Neutral elecrode","value":"C"},{"text":"None","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066498,"question":"Standard hydrogen electrode is assigned potential of.","choices":[{"text":"1.0 V","value":"A"},{"text":"0.5 V","value":"B"},{"text":"0.0 V","value":"C"},{"text":"-1.0 V","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066497,"question":"Which component maintains elecrical neutrality in an electronchemical cell","choices":[{"text":"Salt bridge","value":"A"},{"text":"Voltmeter","value":"B"},{"text":"Electrolyte","value":"C"},{"text":"Electrodes","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066496,"question":"Electrons in a galvanic cell flow from","choices":[{"text":"Anode to cathode","value":"A"},{"text":"Cathode to anode","value":"B"},{"text":"Salt bridge to cathode","value":"C"},{"text":"Elecrolyte to anode","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066495,"question":"In a galvanic cell, the anode is","choices":[{"text":"Negaive and site of oxidation ","value":"A"},{"text":"Postive and site of oxidation ","value":"B"},{"text":"Negative and site of reduction ","value":"C"},{"text":"Postive and site of reduction","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066494,"question":"In redox reactions, oxidizing agents are","choices":[{"text":"reduced","value":"A"},{"text":"Oxidized","value":"B"},{"text":"Always metals","value":"C"},{"text":"Always gases","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066493,"question":"The reducing agent in a redox reaction","choices":[{"text":"Gains electrons","value":"A"},{"text":"Loss electrons","value":"B"},{"text":"Acceptw protons","value":"C"},{"text":"Donates protons","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1066492,"question":"Redox reactions always involve.","choices":[{"text":"Gain of protons","value":"A"},{"text":"Transfer of electrons","value":"B"},{"text":"Loss ofneutrons","value":"C"},{"text":"Nuclear change","value":"D"},{"value":"E"}],"correctAnswer":2}]