♡ 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 👍 :468
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ In the heavy vehicles, diesel is used ...
➣ Light beam which is highly directional is ...
➣ The example of a mineral acid ...
➣ Quartz is made of- ...
➣ What is mixed farming ? ...
➣ Plants are green because of the presence ...
➣ The best conductor of heat among the ...
➣ Which one of the following is a ...
➣ What is the name of that system ...
➣ The radiant energy having lowest energy is- ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Research Institutions
➤ Scientific Instruments
➤ Various Sciences
➤ Everyday Science
➤ Environment Science
➤ Inventions and Discoveries
➤ Computer Awareness