♡ 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 👍 :2.5K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An Electric iron has a heating element ...
➣ How many years does take fossil fuel ...
➣ Which one of the following is ...
➣ Formation of Ozone hole is maximum over- ...
➣ when was the first tetanus toxicite produced ...
➣ Which of the following substance is magnetic? ...
➣ Utrus remains situated between: ...
➣ Electric current in a metal wire is ...
➣ How many bones are there in an ...
➣ Example for an opaque body ...
❖ Take a qick MCQ Test on
➤ Computer Awareness
➤ Everyday Science
➤ Scientific Instruments
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Environment Science
➤ Research Institutions
➤ Various Sciences