Answer:
-1
Step-by-step explanation:
vhhjhkkp hi ijjphjîbcfxsftssasggujno
Valency Radical Ion
Monovalent [1] Hydroxide OH1-
Nitrite NO21-
Nitrate NO31-
Bicarbonate [Hydrogen carbonate] HCO3
3.5m questions
4.5m answers