♡ 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 👍 :1.8K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Organic compounds are- ...
➣ The first vaccine was developed by ...
➣ The air becomes headed by- ...
➣ Valency of carbon is :- ...
➣ X-ray can ...
➣ At what depth in the bowels of ...
➣ Conversion of chemical energy into electrical energy ...
➣ Function of kidney is ...
➣ How many types of acids are ...
➣ Which of the following substances belong to ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Everyday Science
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Research Institutions
➤ Computer Awareness
➤ Scientific Instruments
➤ Environment Science