Question

odd man out. chloride,nitrate,hydride, ammonium.​

Answer 1

Answer:

${\huge{\boxed{\boxed{\green{Ammonium}}}}}$

is the odd one out.

Reason: The remains are negatively charged ions (anions) while Ammonium is positively charged ion (cation).

Hope this helps you.

Answer 2

Answer:AMMONIUM

Explanation:

ammonium produces OH(NEGATIVE IONS) on mixing it with water

While others produce H(positive Ions) on mixing with water