Which is an anion

Answer 1

Monatomic anions are named by adding -ide to the root of the name. Hydride, sulfide, and oxide are all examples of monatomic ions. There are several polyatomic ions. As a group, they have no specific naming rule. Hydroxide, carbonate, and dihydrogen phosphate are all examples of differently named polyatomic ions.

Answer 2

An ion is an atom or molecule which has lost or gained one or more valence electrons, giving it a positive or negative electrical charge.

Sodium, potassium, calcium

Answer 3

Anions have a negative charge. Examples are Chloride, Hydroxide, Oxide and Fluoride.

Answer 4

cation which is positively charged
anion which is negatively charged

Answer 5

Anions are negative ions; examples are Cl-, (PO4)3-, (NO3)-, F-, (SO4)2-, Br- etc.

Answer 6

Examples: Cl-, (CO3)-, (NO3)-, F-, Br- etc.

Answer 7

All the non-metals except hydrogen in some cases form anion.

Examples are F-,N3-, O2- etc.

Answer 8

Phosphorous and bicarbonate

Answer 9

Cl-