♡ 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 👍 :605
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ A decible is- ...
➣ The element absorbed both in cation and ...
➣ An emulsion is a colloid of a- ...
➣ Ionization energy of nitrogen is greater than ...
➣ Which one of the following was known ...
➣ Blood is a ...
➣ Which metal does not undergo corrosion due ...
➣ when body is at rest its velocity ...
➣ When A vibrating turning fork is placed ...
➣ Chemical composition of heavy water is- ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Inventions and Discoveries
➤ Everyday Science
➤ Research Institutions
➤ Various Sciences
➤ Scientific Instruments
➤ Miscellaneous
➤ Computer Awareness