Redox Reactions

Which of the following statement is incorrect regarding the equation $\mathrm{MeCHO}+\left[\mathrm{Ag}\left(\mathrm{NH}_{3}\right)_{2}\right]^{+}+\overset{\bar{}}{O}H\longrightarrow\,\mathrm{MeCOO}^{-}+\mathrm{Ag}$

For the redox reaction: $\mathrm{MnO}_{4}^{-}+C_{2}O_{4}^{2-}+H^{+}\rightarrow\,\mathrm{Mn}^{2+}+\mathrm{CO}_{2}+H_{2}O$ What are thecorrect coefficients of the reactants for the balanced equation?

What is the change in oxidation number of carbon in the following reaction? $\mathrm{CH}_{4}\left(g\right)+4\mathrm{Cl}_{2}\left(g\right)\rightarrow\,\mathrm{CCl}_{4}+4\mathrm{HCl}\left(g\right)$

On balancing the given redox reaction…

The oxidation number of the underlined atom in thefollowing species (Identify the incorrect statement)

Consider titration of $\mathrm{NaOH}$ solution versus $1.25M$ oxalic acid solution. At the end point following burette readings were obtained. (i) $4.5\mathrm{mL}$ (ii) $4.5\mathrm{mL}$ (iii)$4.4\mathrm{mL}$ (iv)…

The neutralization occurs when $10\mathrm{mL}$ of $0.1M$ acid '$A$' is allowed to react with $30\mathrm{mL}$of $0.05M$ base $M\left(\mathrm{OH}\right)_{2}$. The basicity of the acid '$A$' is [$M$is a metal]

Which of the following options are correct for the reaction?…

$4g$ equimolar mixture of $\mathrm{NaOH}$ and $\mathrm{Na}_{2}\mathrm{CO}_{3}$ contains $\mathrm{xg}$ of $\mathrm{NaOH}$ and $\mathrm{yg}$ of $\mathrm{Na}_{2}\mathrm{CO}_{3}.$The value of $x$ is $g.$ (Nearest integer)

A $20.0\mathrm{mL}$ solution containing $0.2g$ impure $H_{2}O_{2}$ reacts completely with $0.316g$ of $\mathrm{KMnO}_{4}$ in acid solution. The purity of $H_{2}O_{2}$ (in $%$) is______ (mol. wt. of $H_{2}O_{2}=34$; mol.…

When $10\mathrm{mL}$of an aqueous solution of $\mathrm{Fe}^{2+}$ ions was titrated in the presence of dil $H_{2}\mathrm{SO}_{4}$ using diphenylamine indicator, $15\mathrm{mL}$ of $0.02M$ solution of…

$0.4g$ mixture of $\mathrm{NaOH},\mathrm{Na}_{2}\mathrm{CO}_{3}$ and some inert impurities was first titrated with $\frac{N}{10}\mathrm{HCl}$ using phenolphthalein as an indicator, $17.5\mathrm{mL}$ of $\mathrm{HCl}$…