Questions
The precious Ruby stone is
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a
alumina
b
aluminium silicate
c
sodium aluminium silicate
d
sodum silicate
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Correct option is A
A ruby is a pink to blood red coloured gem stone.Ruber(Latin) = RedIt is one of the veriety of the aluminium oxide,and it is called as corundum.The colour of the ruby is due to the presence of elements ,such as Cr,Fe etc.,Similar Questions
Regarding the structure of Al2Cl6 (g) , false statement is
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