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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":423},"Q9ZrraYzjWbP1P5yEHteCBbDf5lRgg","q","Consider the reaction represented by the following equation: xKMnO _4(aq) + ySO_2(g) + zH₂O_(I) → K ₂SO_4(AQ) + 2MnSO_4(aq) + 2H₂SO x,y and z are respectively","ans",[95],"2011","course","chemistry","opts",[419,420,421,422],"2,5 and 2","2,2 and 5","5, 1 and 2","1, 5 and 2",18,"18","initComment","initReply","actionData","errors"]

WAEC - Chemistry (2011 - No. 18)

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