♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Sulphur dioxide bleaches colouring matter by- ...
Que.
Sulphur dioxide bleaches colouring matter by-
A.
Oxidation
B.
Reduction
C.
Dehydration
D.
Decomposition
Right Answer is :
✓ B. Reduction
⚑ Report
Views 👍 :521
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Bleaching powder is used in drinking water ...
➣ At what depth in the bowels of ...
➣ Denaturated spirit is ethanol mixed with- ...
➣ Plants are green because of the presence ...
➣ When Hydrogen starts burning in air, it ...
➣ The mirror arranged in front of a ...
➣ The concept of vaccination was first developed ...
➣ Maximum permissible concentration of copper in drinking ...
➣ The image formed by a plain mirror ...
➣ Refractive index of diamond is ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Various Sciences
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Miscellaneous
➤ Everyday Science
➤ Research Institutions
➤ Scientific Instruments