♡ 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 👍 :2.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which of the following metals has least ...
➣ खाने के पैकेट पर भूरा या लाल ...
➣ The example of organic acid:- ...
➣ The common refrigerant in domestic refrigerator is- ...
➣ Which of the following elements is non-radioactive? ...
➣ Which one of the following is known ...
➣ The liquid waste from kitchens and baths ...
➣ A decible is- ...
➣ The chief source of naphthalene is- ...
➣ The antiseptic compound present in Dettol is- ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Computer Awareness
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Everyday Science
➤ Research Institutions
➤ Various Sciences
➤ Scientific Instruments