General%20Principles%20and%20Processes%20of%20Isolation%20of%20Metals - Topic Wise Multiple Choice Questions (MCQ)
Topic%20Wise%20free%20General%20Principles%20and%20Processes%20of%20Isolation%20of%20Metals%20MCQ%20for%2011th%2012th%20exam%20Practice%20Multiple%20Choice%20Questions%20and%20answer%20for%20JEE-mains%20State%20CET%20Engineering%20Entrance%20GATE%20%20free%20Online%20Test
1 )
The most abundant metal in the earth crust
Al ✔
Fe
Ca
Na
View Solution
2 )
Blister copper is
Pure copper
Ore of Cu
Alloy of Cu
Impure copper ✔
View Solution
3 )
The impurities associated are
Flux
Gangue ✔
Slag
Ore
View Solution
4 )
In Hall Heroult’s process cryolite is added to alumina to
Increase the conductivity
Lower the melting point ✔
Increase the mobility of iron
All of above
View Solution
5 )
______ metal is purified by Mond’s process
Zr
Ti
Ge
Ni ✔
View Solution