♡ 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 👍 :2.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Structural and functional unit of life is: ...
➣ Earthworm is called farmer's friend because ...
➣ Full form of N C C P ...
➣ Rockets work on the principal of conservation ...
➣ कौन सा पुच्छल तारा प्रत्येक 76 वर्ष ...
➣ Which of the following substance is magnetic? ...
➣ Which of the following is caused by ...
➣ Electric current in a metal wire is ...
➣ Electron sea exists in : ...
➣ The famous kohinoor diamond was found in ...
❖ Take a qick MCQ Test on
➤ Scientific Instruments
➤ Computer Awareness
➤ Research Institutions
➤ Various Sciences
➤ Miscellaneous
➤ Everyday Science
➤ Inventions and Discoveries
➤ Environment Science