Which mineral has been named incorrectly? | CHEMISTRY - OCCURRENCE OF METALS | SolveeIt | Solveeit

Today, August 19

Question

Which mineral has been named incorrectly?

A

Bauxite : Al2O3.2H2O

B

Corundum : Al2O3

C

Cryolite : 3NaF .AlF3

D

Feldspar :Be3Al2Si6O18

Answer

Feldspar :Be3Al2Si6O18

Explanation

Solution

(4) Feldspar is K2O.Al2O3.6SiO2. beryl is Be3Al2Si6O18 .