Question

7. Which is a negative radical among the following?
(A) Chromium
(B) Aluminium
(C) Ammonium
(D) Silicate​

Answer 1

Answer:

D) Silicate

Explanation:

Silicate has the formula SiO4

Since Si and O both have negative valencies, SiO4 has a negative valency.

Chromium has the valency

Cr 3+

Aluminium

Al 3+

Ammonium

NH4 1+

Hope it is clear.

Mark it as the BRAINLIEST!!!

All the BEST!!!