A) Chromium ions
B) Aluminium ions
C) Barium ions
D) Iron ions
Correct Answer: B
Solution :
\[A{{l}^{+3}}+{{(O{{H}^{-}})}_{3}}\to \underset{\text{(white ppt}\text{.)}\,}{\mathop{Al{{(OH)}_{3}}\,}}\,\] which is soluble in excess alkali.You need to login to perform this action.
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