MereTeacher

JEE • NEET • FOUNDATION

JEE · NEET Previous Year Question

$Which from following catalyst is used in decomposition of KClO_{3} ?$

Topic: JEE PYQ

Answer: D. Full step-by-step solution below.

A $Platinized asbestos$
B $Fe-Cr catalyst$
C $Ni$
D $MnO_{2}$

Correct answer: D

Solution

(d) : 2 KClO_{3 (s)} \to Δ MnO_{2} 2 KCl_{(s)} + 3 O_{2 (s)}

More Surface Chemistry PYQs

$For a linear plot of log(x/m) versus log p in a Freundlich adsorption isotherm, which of the following statements is correct? (k a\dots$
$A sol of AgI is prepared by mixing equal volumes of 0.1 M AgNO_{3} and 0.2 MKI, which of the following statemen\dots$
$20 mL of 0.5 M NaCl is required to coagulate 200 mL of As_{2} S_{3} solution in 2 hours. The coagulating value\dots$
$Which of the following salt solutions would coagulate the colloid solution formed when F e C l_{3} is added to NaOH solution, at th\dots$
$Which one of the following is correct for the adsorption of a gas at a given temperature on a solid surface?$