♡ 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 👍 :2.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Electric current in a metal wire is ...
➣ Process by which plants prepare their food ...
➣ Tear gas used by the police to ...
➣ Living beings are generally ...
➣ phosphorus is present is abundantly in ...
➣ In the nuclear reactors , moderators are ...
➣ One gram of protein given calories of ...
➣ How many types of acids are ...
➣ What is the second largest component in ...
➣ which are five anti bodies to prevent ...
❖ Take a qick MCQ Test on
➤ Everyday Science
➤ Research Institutions
➤ Scientific Instruments
➤ Environment Science
➤ Miscellaneous
➤ Various Sciences
➤ Inventions and Discoveries
➤ Computer Awareness