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Some Basic Concepts of Chemistry question

2019 · 12 Apr · Shift 2 · Q14

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JEE Main
Chemistry
Some Basic Concepts of Chemistry
2019 · 12 Apr · Shift 2 · Q14

Some Basic Concepts of Chemistry question

2019 · 12 Apr · Shift 2 · Q14

JEE MainChemistrySome Basic Concepts of ChemistryMCQ+4 / −1

Thermal decomposition of a Mn compound (X) at 513 K results in compound Y,

MnO_2

and gaseous product.

MnO_2

reacts with

NaCl

and concentrated

H_2O_4

to give a pungent gas Z. X, Y and Z, respectively, are :

A
$KMnO_4$ , $K_2MnO_4$ and $Cl_2$
B
$K_2MnO_4$ , $KMnO_4$ and $SO_2$
C
$K_3MnO_4$ , $K_2MnO_4$ and $Cl_2$
D
$K_2MnO_4$ , $KMnO_4$ and $Cl_2$

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