Hydrogen is evolved by reaction of cold HNO_3 (5 %) on : - Vidyadip

MCQ

Hydrogen is evolved by reaction of cold $\ce{HNO}_3 \ (5\%)$ on :

A
$Fe$
B
$Cu$
✓
$Mn$
D
$Al$

✓

Answer

Correct option: C.

$Mn$

$\text{Mn}+2\text{HNO}_3(\text{dil})\xrightarrow{\ \ \ \ \ \ }\text{Mn}(\text{NO}_3)_2+\text{H}_2$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Hydrogen→Hydrogen — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Among I-A elements which can form ionic as well as covalent bonds?

Lead pipe for supplying the drinking water are :

The shape of $XeOF_4$ molecule is

The bond angle in ethylene is ............ $^o$

Which of the following has maximum number of unpaired electron (atomic number of $ Fe \,26$ )

Which among the following represents the reaction of formation of the product ?

One mole of a compound $AB$ reacts with one mole of a compound $CD$ according to the equation $AB + CD$ $\rightleftharpoons$ $AD + CB$. When equilibrium had been established it was found that $\frac{3}{4}$mole each of reactant $AB$ and $CD$ had been converted to $AD$ and $CB$. There is no change in volume. The equilibrium constant for the reaction is

Choose the correct order of stability of carbocation using the concept of hyperconjugation.
$\begin{matrix}{\ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\text{CH}_3-\text{C}^\oplus\\ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3} & { \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\text{CH}_3-\text{C}^\oplus\\ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \ \ \ \ \text{H} } & {\text{CH}_3\stackrel{{\oplus} }{\hbox{CH}_2}} & \stackrel{{\oplus} }{\hbox{CH}_3} \\ \ \ \ \ \ \ \ \ \text{I} & \ \ \ \ \ \ \ \text{II} & \ \ \text{III} & \text{IV} \end{matrix}$

Experimental evidence for the existence of the atomic nucleus comes from

Find out the compound which having enol content maximum