Portage Chemistry Test 4 Exam Questions With 100% Correct Answers

Portage Chemistry Test 4 Exam Questions With 100% Correct Answers Voltaic cell - answergenerate electrical energy through spontaneous chemical reactions Electrolytic cells - answeruses electrical energy to drive nonspontaneous chemical reactions What electrochemical half-reaction occurs at the anode - answerOxidation What electrochemical half-reaction occurs at the cathode - answerReduction Why is the lead-acid battery secondary/storage battery - answerBecause it is rechargeable Why is the alkaline dry-cell battery called a primary battery and what must be done after discharge? - answerbecause it can't be recharged and after it is discharged it needs to be disposed of Why is the lithium ion battery useful for powering phones and laptops - answerbecause it can be recharged a lot of times. What type of battery is used in electric vehicles, emergency backup lighting, and power tools - answerThe nickle-metal hydride (NiMH) battery In what kind of battery are the reactants fed in, avoiding the formation of a dead battery? - answerThe fuel cell What better is used as a car battery - answerThe lead acid battery What battery is used on many household electronic devices like TV remotes - answerThe alkaline dry cell battery What battery is used to power electronic devices like laptops and cellphones - answerThe lithium ion battery What battery is used in electrical vehicles and backup emergency lighting? - answerNickel metal hydride battery In what kind of battery are the reactants fed in, avoiding the formation of a dead battery? - answerThe fuel cell What electrochemical process is the largest consumer of industrial electricity in North America? - answerThe electrolytic production of Aluminum