Cations Et Anions Polyatomiques

Question 1

NH₄⁺

Answer 1

Ammonium

Question 2

H₃O⁺

Answer 2

Hydronium

Question 3

OH-

Answer 3

Hydroxyde

Question 4

CH₃COO-

Answer 4

Acétate

Question 5

CN-

Answer 5

Cyanure

Question 6

NO3−

Answer 6

Nitrate

Question 7

ClO3-

Answer 7

Chlorate

Question 8

BrO3-

Answer 8

Bromate

Question 9

IO3-

Answer 9

Iodate

Question 10

CO3 2-

Answer 10

Carbonate

Question 11

SO4 2-

Answer 11

Sulfate

Question 12

PO4 3-

Answer 12

Phosphate

Question 13

** Règle**
Ajout d’un O

Answer 13

Suffixe «per» (charge inchangé)
ClO3- = Chlorate
ClO4- = Perchlorate

Question 14

Règle
Perte d’un O

Answer 14

Terminaison «ite» (charge inchangé)
NO3- = Nitrate
NO2- = Nitrite

Question 15

Règle
Perte de deux O

Answer 15

Suffixe «hypo» et terminaison «ite» (charge inchangé)
ClO3- = Chlorate
ClO2- = Chlorite
ClO- = Hypochlorite

Question 16

Règle
Ajout d’un H+

Answer 16

Suffixe «hydrogéno» (charge augmenté de 1)
CO3 2- = Carbonate
HCO3- = Hydrogénocarbonate