♡ 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 👍 :1.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ 'Cryogenics' is a science dealing with- ...
➣ Negative feedback in amplifiers- ...
➣ The strongest oxidizing agent among the following ...
➣ The major use of sulpher is in ...
➣ Formation of Ozone hole is maximum over- ...
➣ How many bones are there in an ...
➣ A device which is used to limit ...
➣ Which of the following imparts deep blue ...
➣ Chemical to test acid base is ...
➣ Which of the following is not a ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Computer Awareness
➤ Scientific Instruments
➤ Miscellaneous
➤ Various Sciences
➤ Everyday Science
➤ Research Institutions
➤ Inventions and Discoveries