♡ 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
➣ According to Newton light travels in the ...
➣ Sulphuric acid is- ...
➣ Remote-sensing device has an inbuilt source of- ...
➣ The most suitable vessel for storing concentrated ...
➣ 'चिपको आन्दोलन ' का नेतृत्व करने वाली ...
➣ In nuclear reactor the material used for ...
➣ The particles of true solution ...
➣ The 'king of metals' is- ...
➣ खाने के पैकेट पर भूरा या लाल ...
➣ Bond strength of secondary bonds is in ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Environment Science
➤ Scientific Instruments
➤ Miscellaneous
➤ Research Institutions
➤ Computer Awareness
➤ Everyday Science
➤ Various Sciences