♡ 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 👍 :2.7K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Number of atoms present in one mole ...
➣ शुष्क बर्फ क्या है ? ...
➣ The first vaccine was developed by ...
➣ Which of the following is used as ...
➣ The nature of light was first explained ...
➣ How many types of salts are there? ...
➣ What is the most commonly used substance ...
➣ Dialysis is used for the treatmeat of ...
➣ Green House effect is caused by- ...
➣ The tiny particles which can not broken ...
❖ Take a qick MCQ Test on
➤ Computer Awareness
➤ Environment Science
➤ Research Institutions
➤ Scientific Instruments
➤ Miscellaneous
➤ Everyday Science
➤ Various Sciences
➤ Inventions and Discoveries