♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Brass get discoloured in air due to ...
Que.
Brass get discoloured in air due to constant exposure in presence of-
A.
Hydrogen sulphide
B.
Aluminium sulphide
C.
Aluminium Phosphide
D.
Hydrogenated wafers
Right Answer is :
✓ A. Hydrogen sulphide
⚑ Report
Views 👍 :697
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The first organic compound synthesized in the ...
➣ Good conductor of electricity is- ...
➣ Impure camphor is purified by- ...
➣ "Cells originate from pre existing cells "was ...
➣ The first vaccine was developed by ...
➣ Which of the following is a metallic ...
➣ What is the natural and largest source ...
➣ The chief source of naphthalene is- ...
➣ what is the shape and size of ...
➣ The unit of force is ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Computer Awareness
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Scientific Instruments
➤ Various Sciences
➤ Research Institutions
➤ Everyday Science