New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Redox Reactions question

2024 · 29 Jan · Shift 2 · Q29

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Chemistry
Redox Reactions
2024 · 29 Jan · Shift 2 · Q29

Redox Reactions question

2024 · 29 Jan · Shift 2 · Q29

JEE MainChemistryRedox ReactionsNumerical+4 / −1

The oxidation number of iron in the compound formed during brown ring test for NO

_3^-

iron is

\underline{\hspace{2cm}}

.

Numerical answer

More from Redox Reactions

$2 MnO_{4}^{-} + bI^{-} + cH_{2} O \to x I_{2} + y MnO_{2} + z \overline{O} H$ If the above equation is balanced with integer coefficients, the value of $z$ is …2024 · Numerical
Total number of species from the following which can undergo disproportionation reaction is . $H_{2} O_{2}, ClO_{3}^{-}, P_{4}, Cl_{2}, Ag, Cu^{+ 1}, F_{2}, NO_{2}, K^{+}$ …2024 · Numerical
In the reaction of potassium dichromate, potassium chloride and sulfuric acid (conc.), the oxidation state of the chromium in the product is $(+)$ .2024 · Numerical
Number of moles of $H^{+}$ ions required by $1 mole$ of $MnO_{4}^{-}$ to oxidise oxalate ion to $CO_{2}$ is .2024 · Numerical
Sum of oxidation states of bromine in bromic acid and perbromic acid is .2023 · Numerical
In ammonium - phosphomolybdate, the oxidation state of Mo is + 2023 · Numerical
Which of the following options are correct for the reaction $2 [Au (CN)_{2}]^{-} (aq) + Zn (s) \to 2 Au (s) + [Zn (CN)_{4}]^{2 -} (aq)$ …2023 · MCQ
$2 IO_{3}^{-} + x I^{-} + 12 H^{+} \to 6 I_{2} + 6 H_{2} O$ What is the value of $x$ ?2023 · MCQ