♡ 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 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The function of sedimentation tank in Sewage ...
➣ which are five anti bodies to prevent ...
➣ First of all polio found by ...
➣ Number of isomers of butane is :- ...
➣ Drinking soda is- ...
➣ Which one of the following is found ...
➣ Molecular formula of chloroform is ...
➣ The 'king of metals' is- ...
➣ Ultraviolet rays can be used in water ...
➣ Ultra purification of a metal is done ...
❖ Take a qick MCQ Test on
➤ Everyday Science
➤ Scientific Instruments
➤ Inventions and Discoveries
➤ Environment Science
➤ Research Institutions
➤ Various Sciences
➤ Miscellaneous
➤ Computer Awareness