wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Oxygen is not evolved when:


A

Potassium chlorate is heated with MnO2 catalyst.

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

Sodium peroxide reacts with water

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

Ammonium nitrate is heated

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D

Zinc oxide is treated with NaOH

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct options are
C

Ammonium nitrate is heated


D

Zinc oxide is treated with NaOH


Heating KClO3 yields oxygen - as does the reaction between sodium peroxide and water:

2KClO3Δ2KCl+3O2

2Na2O2+2H2O4NaOH+O2

The other options:

ZnO+2NaOH+H2OΔNa2[Zn(OH)4]

NH4NO3ΔN2O+H2O


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Preparation of Dioxygen
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon