Sum of the number of oxygen shared in between two silicon atoms in `Si_(3)O_(9)^(6-)` and `Si_(3)O_(10)^(8-)` is:

Which of the following statement is correct for both P_(2)O_(8)^(4-) and Si_(2)O_(7)^(6-) ions?

The number of atoms present in 7 grams Silicon is (Si=28)

The number of bridge oxygen atoms present in both P_(4)O_(6) and P_(4)O_(10) are respectively

The number of bridge oxygen atoms present in both P_(4)O_(6) and P_(4)O_(10) are respectively

Oxidation number of oxygen atom in O_(3) molecule is

Oxidation number of oxygen atom in O_(3) molecule is

Silicon forms a very large number of compounds containing SiO_(4)^(4-) anion as the basic unit. The structure of this basic unit is a tetrahedron in which oxygen atoms are arranged tetrahedral around a silicon atom. The total number of oxygen shared per tetrahedron in Beryl [Be_(3)Al_(2)Si_(6)O_(18)]

" In beryl the number of oxygen atoms that do not carry charge by sharing with two silicon atoms is "