Bauxide ore is made up of Al(2)O(3) + Si...

Bauxide ore is made up of `Al_(2)O_(3) + SiO_(2) + TiO_(2) + Fe_(2) O_(3)`. This ore is treated with conc. `NaOH` solution at `500 K` and `35` bar pressure for a few hours and filtered hot. In the filtrate, the species present are

A

`NaAl(OH)_(4)` only

B

`Na_(2)Ti(OH)_(6)` only

C

`NaAl(OH)_(4) and Na_(2)SiO_(3)` both

D

`Na_(2)SiO_(3)` only

Verified by Experts

The correct Answer is:

C

Similar Questions

Explore conceptually related problems

What is the nature of Al_(2)O_(3) and B_(2)O_(3) ?

Among Al_(2)O_(3),SiO_(2),P_(2)O_(5) and SO_(3) the correct order of acid strength is :-

Why Al_(2)O_(3) is amphoteric while B_(2)O_(3) is acidic ?

Fe_(2)O_(3) + 2Al rarr Al_(2)O_(3) + 2Fe The above reaction is an example of a

FeCr_(2)O_(4)+Na_(2)CO_(3)+O_(2) to Fe_(2)O_(3)darr+Na_(2)CrO_(4)

Among Al_2O_3, SiO_2, P_2O_3 and SO_2 the correct order of acid strength is

Fe_(2)O_(3)+3H_(2) rarr 2Fe+3H_(2)O ( reference to iron )

The common impurities in bauxite are (i) Fe_(2)O_(3) (ii) SiO_(2) (iii) CuO (iv) ZnO

IUPAC name of K_(3)[Fe(C_(2)O_(4))_(3)] is