(Si_(2)O_(5))_(n)^(2n-)" anion is obtained when : "

(Si_2O_5)_n^(2n-) anion is obtained when :

Si_(2)O_(7)^(6-) anion is obtained when:

Si_(2)O_(7)^(6-) anion is obtained when:

Match the following: ColumnI (A) Si_(2)O_(7)^(6-) (B) (SiO_(3)^(2-))_(n) (C) (Si_(2)O_(5))_(n)^(2n-) (D) SiO_(2) column II (P) cyclic silicate (q) Two dimensional silicate (r) three dimensional network (s) Pyrosilicate

N_(2)O is obtained by the reaction of

Match the following : {:(,"Column I",,"Column II",),(A,"Ortho silicate",(P),(SiO_(3))_(n)^(2n-),),(B,"Chain silicate",(q),(Si_(2)O_(5))_(5)^(10-),),(C,"Pyro silicate",(r),SiO_(4)^(4-),),(D,"Cyclic silicate ",(s),(Si_(4)O_(11))_(n)^(6n-),),(,,(t),Si_(2)O_(7)^(6-),):}

The anion (Si_(6)O_(18))^(12-) is present in (1) Pyroxene (2) Beryl (3) Mica (4) Asbestos

The rate of reaction. 2N_(2)O_(5) to 4NO_(2) + O_(2) can be written in three ways. (-d[N_(2)O_(5)])/(dt) = k[N_(2)O_(5)] (d[N_(2)O_(5)])/(dt) =( k^(')[N_(2)O_(5)]) (d[O_(2)])/(dt) = (k^(')[N_(2)O_(5)]) The relation between k and k^(') are: