Balance the following redox reactions using the oxidation number and ion-electron method:
$(1) H_2S + Fe^{3+} \to Fe^{2+} + S + H^{+}$
$(2) Cu + NO_3^{-} \to Cu^{2+} + NO_2$
$(3) Sn + NO_3^{-} + H^{+} \to Sn^{2+} + NH_4^{+} + H_2O$
$(4) As + NO_3^{-} + H^{+} \to AsO_4^{3-} + NO_2 + H_2O$
$(1) H_2S + Fe^{3+} \to Fe^{2+} + S + H^{+}$
$(2) Cu + NO_3^{-} \to Cu^{2+} + NO_2$
$(3) Sn + NO_3^{-} + H^{+} \to Sn^{2+} + NH_4^{+} + H_2O$
$(4) As + NO_3^{-} + H^{+} \to AsO_4^{3-} + NO_2 + H_2O$
$(1) H_2S + 2Fe^{3+} \to 2Fe^{2+} + S + 2H^{+}$
$(2) Cu + 2NO_3^{-} + 4H^{+} \to Cu^{2+} + 2NO_2 + 2H_2O$
$(3) 4Sn + NO_3^{-} + 10H^{+} \to 4Sn^{2+} + NH_4^{+} + 3H_2O$
$(4) As + 5NO_3^{-} + 2H_2O \to AsO_4^{3-} + 5NO_2 + 4H^{+}$
$(2) Cu + 2NO_3^{-} + 4H^{+} \to Cu^{2+} + 2NO_2 + 2H_2O$
$(3) 4Sn + NO_3^{-} + 10H^{+} \to 4Sn^{2+} + NH_4^{+} + 3H_2O$
$(4) As + 5NO_3^{-} + 2H_2O \to AsO_4^{3-} + 5NO_2 + 4H^{+}$
Explore More
Similar Questions
Moles of $K_2Cr_2O_7$ used to oxidise $1$ $mole$ of $Fe_{0.92}O$ to $Fe^{3+}$ are -
Difficult
View SolutionIn the following balanced reaction,
$X\,MnO_4^- + Y\,C_2O_4^{2-} + Z\,H^+ \rightleftharpoons X\,Mn^{2+} + 2Y\,CO_2 + \frac{Z}{2}\,H_2O$
values of $X, Y$ and $Z$ respectively are
$X\,MnO_4^- + Y\,C_2O_4^{2-} + Z\,H^+ \rightleftharpoons X\,Mn^{2+} + 2Y\,CO_2 + \frac{Z}{2}\,H_2O$
values of $X, Y$ and $Z$ respectively are
DifficultAIEEE 2012
View SolutionAssign $A$,$B$,$C$,$D$ from the given type of reaction.
$2NaBr + MnO_2 + 2H_2SO_4 \longrightarrow MnSO_4 + Na_2SO_4 + Br_2 + 2H_2O$
$2NaBr + MnO_2 + 2H_2SO_4 \longrightarrow MnSO_4 + Na_2SO_4 + Br_2 + 2H_2O$
Easy
View SolutionWhich product is obtained during the reaction of $MnO_4^-$ with $I^-$ in a faintly alkaline condition?
In the given reaction,calculate the number of electrons lost by iron:
$3Fe + 4H_2O \to Fe_3O_4 + 4H_2$
$3Fe + 4H_2O \to Fe_3O_4 + 4H_2$
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo