♡ 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 👍 :489
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Valency of carbon is ...
➣ Living beings are generally: ...
➣ Which among the following is a covalent ...
➣ An example of innate immunity is ...
➣ A thick paste of cement, sand and ...
➣ A human body consist of..............number of bones. ...
➣ Living part of the cell is known ...
➣ Slag is name given for- ...
➣ Carbohydrates are widely distributed in ...
➣ Hydraulic machines work under the principle of- ...
❖ Take a qick MCQ Test on
➤ Scientific Instruments
➤ Research Institutions
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Computer Awareness
➤ Everyday Science
➤ Environment Science
➤ Various Sciences