A salt of textNaX overset textMgCl2 arrow white ppt. on boiling. Thus, anion X is:

Question

A salt of textNaX overset textMgCl2 arrow white ppt. on boiling. Thus, anion X is: (A) HCO3- (B) NO3- (C) CO32 - (D) SO42 -

Tardigrade Admin · Accepted Answer

Sodium bicarbonate with magnesium chloride solution gives magnesium bicarbonate which is water soluble. On heating bicarbonate decomposes to carbonate, white ppt.

Q. A salt of $NaX \to MgCl_{2}$ white ppt. on boiling. Thus, anion $X$ is:

$H C O_{3}^{-}$

$N O_{3}^{-}$

$C O_{3}^{2 -}$

$S O_{4}^{2 -}$

Sodium bicarbonate with magnesium chloride solution gives magnesium bicarbonate which is water soluble. On heating bicarbonate decomposes to carbonate, white ppt.

Q. A salt of NaX→MgCl2​ white ppt. on boiling. Thus, anion X is:

HCO3−​

NO3−​

CO32−​

SO42−​

Sodium bicarbonate with magnesium chloride solution gives magnesium bicarbonate which is water soluble. On heating bicarbonate decomposes to carbonate, white ppt.

Q. A salt of $NaX \to MgCl_{2}$ white ppt. on boiling. Thus, anion $X$ is:

$H C O_{3}^{-}$

$N O_{3}^{-}$

$C O_{3}^{2 -}$

$S O_{4}^{2 -}$