group IIIA
Assessment
•
MalaQue s
•
Chemistry
•
University
•
Hard
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10 questions
Show answers
1.
Multiple Select
How to prepare aluminium in industry
Bayer Process
Heating
Hall-Heroult Process
2.
Multiple Choice
The colour absorber for fabric is called mordant
true
false
3.
Multiple Choice
These are the properties of Boron except
semiconductor
low melting point
reduce water vapour to hydrogen
form crystal
4.
Multiple Choice
Boric acid is use as a strong antiseptic
True
False
5.
Multiple Select
What is the more stable polmorphs that form in Boron Nitride?
Diamond type
Graphite type
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