Download App

Air and Atmosphere — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYAir and Atmosphere1 Mark
Question
Write the balanced chemical equation of the manganese dioxide.
✓

Answer

$\ce{Hydrogen peroxide ->[Manganese dioxide] Water + Oxygen}$
$\ce{2H2O2 ->[MnO2] 2H2O + O2}$

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 "[1 Mark Question Answer]" from Air and Atmosphere→Air and Atmosphere — all question types→CHEMISTRY STD 7 question papers→ICSE Board STD 7 question papers→ICSE Board question paper generator→

Similar questions

What are noble gases
→
Explain the following reaction with one suitable example of Double decomposition reaction.
→
On what principle is this method based?
→
Name three non-metals/group of non-metals which have valency -1, -2, and -3 respectively.
→
Write symbolic representation for the following word equation and balance them :
Iron + Sulphur → Iron sulphide.
→
All alkalis are bases but all bases are not alkalis.
→
What does $5 H _2 SO _4$ represent?
→
Define:-Fractional Distillation:
→
Name the non-metal and its natural form, which is the hardest substance.
→
ClassifyMagnesium oxide. Also give a balanced equation to prepare it.
→