♡ 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 👍 :735
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Antacids describes as : ...
➣ Which among the following is used catalyst ...
➣ Soap is prepared by heating caustic soad ...
➣ What is mixed farming ? ...
➣ Utrus remains situated between ...
➣ A thick paste of cement, sand and ...
➣ The reflecting surface of concave mirror is ...
➣ Photo oxidation process is initiated by- ...
➣ Magnetite is- ...
➣ कौन सा पुच्छल तारा प्रत्येक 76 वर्ष ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Everyday Science
➤ Scientific Instruments
➤ Computer Awareness
➤ Research Institutions
➤ Environment Science
➤ Various Sciences
➤ Miscellaneous