♡ 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 👍 :1.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An object covers distance which is directly ...
➣ Maximum permissible concentration of copper in drinking ...
➣ Nucleons are regarded as composites particles known ...
➣ Negative feedback in amplifiers- ...
➣ First test TB IS ...
➣ Earth's atmosphere is an envelope of gases ...
➣ Cement containing excess amount of lime- ...
➣ It is difficult to cook rice- ...
➣ Good conductor of electricity is- ...
➣ Small bubbles are perfectly spherical because of- ...
❖ Take a qick MCQ Test on
➤ Computer Awareness
➤ Everyday Science
➤ Miscellaneous
➤ Various Sciences
➤ Research Institutions
➤ Scientific Instruments
➤ Inventions and Discoveries
➤ Environment Science