♡ 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 👍 :598
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ C.G S unit of work done is ...
➣ When Hydrogen starts burning in air, it ...
➣ कौन सा पुच्छल तारा प्रत्येक 76 वर्ष ...
➣ Fog and mist are example of : ...
➣ Neutrone possess :- ...
➣ Dioptere is the unit of- ...
➣ Which of the following alkali metals has ...
➣ Heating of our below its melting point ...
➣ The acid used in Lead Storage cell ...
➣ Who enunciated the laws of planetary motion? ...
❖ Take a qick MCQ Test on
➤ Research Institutions
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Everyday Science
➤ Scientific Instruments
➤ Environment Science
➤ Various Sciences