Question

Which of the following ion is not amphoteric option a.al3+ b.
Fe3+.c.
Cr3+ d.

Zn2+

Answer 1

Which of the following ion is not amphoteric?

=> Cr3+ d

Answer 2

$\huge \ \fcolorbox{pink}{pink}{ANSWER.}$

$<marquee > Cr3 + d.$