♡ 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 👍 :3.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which of the following elements is an ...
➣ Which one of the following is found ...
➣ The fibre least prone to catch fire ...
➣ Why is the lemon sour ...
➣ An example of heterocyclic compound is- ...
➣ Earthworm is called farmer's friend because ...
➣ C.G S unit of work done is ...
➣ Soap is formed from ...
➣ Name two elements that find wide application ...
➣ दांतों के सबसे बाहरी परत को क्या ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Environment Science
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Scientific Instruments
➤ Research Institutions
➤ Computer Awareness
➤ Everyday Science