♡ 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 👍 :1.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Colour imparted to the Bunsen flame by ...
➣ Which of the following elements is an ...
➣ The Dynamo converts- ...
➣ Which one of the following is responsible ...
➣ A vaccine can be ...
➣ The 'king of metals' is- ...
➣ Which of the following metals has least ...
➣ Relative humidity is expressed as- ...
➣ The S.I. unit of electric charge is- ...
➣ which one is a viral disease ...
❖ Take a qick MCQ Test on
➤ Scientific Instruments
➤ Environment Science
➤ Research Institutions
➤ Various Sciences
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Everyday Science