♡ 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 👍 :2.8K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Process by which plants prepare their food ...
➣ Causal organism of plague is ...
➣ The scientific name of hool worm is ...
➣ Bone ash contains- ...
➣ Carbon monoxide is an inflammable gas. which ...
➣ Rhodopsin is a pigment cocerned with ...
➣ Milk is a colloidal system in which- ...
➣ The wire of flash bulbs is made ...
➣ मानव पाचन तन्त्र में, पाचन की प्रक्रिया ...
➣ The common refrigerant in domestic refrigerator is- ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Various Sciences
➤ Scientific Instruments
➤ Everyday Science
➤ Research Institutions
➤ Environment Science