♡ 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
➣ Earth's atmosphere is an envelope of gases ...
➣ Which acid is used for making vinegar ...
➣ Which of the following elements is obtained ...
➣ The wire of flash bulbs is made ...
➣ The Sewage obtained from water closets and ...
➣ Which of the following energies did man ...
➣ Soap is prepared by caustic soda with: ...
➣ Glycol is added to aviation gasoline because ...
➣ S. I. Unit of magnetic flux is- ...
➣ Helium gas is used in gas balloons ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Research Institutions
➤ Scientific Instruments
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Various Sciences
➤ Computer Awareness
➤ Everyday Science