MCQ
The molecular formula of felspar is
- ✓${K_2}O\,.\,A{l_2}{O_3}.\,6Si{O_2}$
- B${K_2}O\,.\,3A{l_2}{O_3}.\,6Si{O_2}$
- C$N{a_3}Al{F_6}$
- D$CaS{O_4}.\,2{H_2}O$
✓
Answer
Correct option: A.
${K_2}O\,.\,A{l_2}{O_3}.\,6Si{O_2}$
a
Feldspar is $K _2 O _2 Al _2 O _3 \cdot 6 SiO _2$.
Feldspar is $K _2 O _2 Al _2 O _3 \cdot 6 SiO _2$.
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