1.

Which of the following contains) aluminium

Answer»

Feldspar
Epson
Fluorspar
Flourite

SOLUTION :(a) Feldspar `KAlSi_(3)O_(8)` , (b) Epson salt `-MgSO_(4).7H_(2)O`, (c) Fluorspur `-CaF_(2)` (d) FLUORITE `-CaF_(2)`


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