♡ 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 👍 :428
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Wood Spirit is- ...
➣ The hardest variety of carbon is :- ...
➣ The spreading of scent in a room ...
➣ The tiny particles which can not broken ...
➣ An example of innate immunity is ...
➣ Which is the purest form of iron? ...
➣ work is said to done by force ...
➣ Who should get thses vaccines ...
➣ Numerical retio of velocity to speed is ...
➣ The particles of true solution ...
❖ Take a qick MCQ Test on
➤ Everyday Science
➤ Environment Science
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Various Sciences
➤ Computer Awareness
➤ Scientific Instruments
➤ Research Institutions