♡ 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 👍 :1.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Viruses have properties of: ...
➣ Which of the following gives the direction ...
➣ A multimeter is used to measure- ...
➣ Which one of the following has the ...
➣ The first vaccine was developed by ...
➣ Which of the following is colourless? ...
➣ Ruby and Sapphire are oxides of- ...
➣ Which of the following is biodegradable? ...
➣ Persistance of vision is the principle behind- ...
➣ Rockets work on the principal of conservation ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Miscellaneous
➤ Scientific Instruments
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Environment Science
➤ Everyday Science
➤ Research Institutions