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These resources are designed to help you familiarize yourself with the exam format, identify key topics, and practice effectively. Whether you're preparing for the May/June or GCE sessions, our curated materials provide both objective and theory questions to enhance your study sessions.","tags","waec nigeria west africa examination council","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",10,"createdOn",1755991949910,"updatedOn","questionsCount",27220,"courseCount",23,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":414,"_415":416,"_263":370,"_417":418,"_110":405},"StnZiZWpt6kVx64jx3tMtuHkOyUN2J","q","The equation for the reaction at the anode during the electrolysis of concentrated sodium chloride solution is","ans",[95],"2003","course","chemistry","opts",[419,420,421,422],"2CI^- _(aq) → CI,sub>2(g) + 2e^-","40H^-_(aq) → 2H₂O_(I) + O_2(g) + 4e ^-","Na⁺_(aq) + e^- → Na_(s)","2H⁺_(aq) + 2e^- → H_2(g)","23","initComment","initReply","actionData","errors"]

WAEC - Chemistry (2003 - No. 23)

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