Chemistry - Redox Reactions Question with Solution | TestHub
ChemistryRedox ReactionsEquivalent Weight and n-factorHard2 minQB
ChemistryHardsingle choice
Passage / Comprehension
{"root":{"type":"root","format":"","indent":0,"version":1,"children":[{"type":"paragraph","format":"","indent":0,"version":1,"children":[{"mode":"normal","text":"For the reaction: ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\mathrm{MnO_{2}}"},{"mode":"normal","text":" + ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\mathrm{HCl}"},{"mode":"normal","text":" ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\rightarrow "},{"mode":"normal","text":" ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\mathrm{MnCl_{2}}"},{"mode":"normal","text":" + ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\mathrm{Cl_{2}}"},{"mode":"normal","text":" + ","type":"text","style":"","detail":0,"format":0,"version":1},{"type":"equation","format":"latex","inline":true,"version":1,"equation":"\\mathrm{H_{2}O}"},{"mode":"normal","text":" (Atomic masses: Mn = 55, Cl = 35.5)","type":"text","style":"","detail":0,"format":0,"version":1}],"direction":"ltr","textFormat":0}],"direction":"ltr"}}
The volume of produced at 0°C and 1 atm when 8.7 g of reacts completely is
Options:
Answer:
C
Solution:
Moles of = 8.7/87 = 0.1 mol. From the balanced equation + 4HCl + + , = 0.1 mol. Volume at STP = 0.1 × 22.4 = 2.24 L, matching (c).
Stream:JEESubject:ChemistryTopic:Redox ReactionsSubtopic:Equivalent Weight and n-factor
⏱ 2mℹ️ Source: QB
Doubts & Discussion
Loading discussions...
