There are nine elements A to I. these are belongs to p-block element other than halogen. If atomic number of B is average of atomic number of A and C and atomic number of E is average of atomic number of D and F and atomic number of H is average of atomic number of G and I. atomic numbers of B, E and H are 7,15 and 83 respectively and atomic numbers of C, I and F are greater than A, G and D respectively. Q. Which of the following statement is incorrect?

There are nine elements A to I. these are belongs to p-block element

1.	There are nine elements A to I. these are belongs to p-block element other than halogen. If atomic number of B is average of atomic number of A and C and atomic number of E is average of atomic number of D and F and atomic number of H is average of atomic number of G and I. atomic numbers of B, E and H are 7,15 and 83 respectively and atomic numbers of C, I and F are greater than A, G and D respectively. Q. Which of the following statement is incorrect?
Answer» `B_(2)C_(5)` is ACIDIC in NATURE `AC_(2)` is acidic in nature `FC_(3)` is basic in nature `GC_(2)` is amphoteric in nature Solution :`FC_(3)(SO_(3))` is acidic in nature.