Leçon Flashcards

1
Q

Un liquide est conducteur du courant électrique si celui-ci possède …

A

Des ions

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2
Q

Qu’est-ce qu’un ion ?

A

Un atome ou groupement d’atomes ayant gagné ou perdu 1,2 ou 3 électrons

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3
Q

Si un atome gagne 1 ou plusieurs électrons il devient alors appelé un…

A

Anion

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4
Q

Si l’atome perd un ou plusieurs électrons, il devient alors appelé…

A

Un cation

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5
Q

Ion fer II

A

Fe²+

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6
Q

Ion fer III

A

Fe³+

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7
Q

Ion cuivre

A

Cu²+

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8
Q

Ion hydroxyde

A

HO-

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9
Q

Ion argent

A

Ag+

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10
Q

Ion aluminium

A

Al³+

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11
Q

Ion zinc

A

Zn²+

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12
Q

Ion sulfate

A

SO4²-

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13
Q

Ion sodium

A

Na+

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14
Q

Ion hydrogène

A

H+

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15
Q

Ion chlorure

A

Cl-

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16
Q

Pour passer d’un atome à un ion quelle est la seule chose qui change ?

A

Le nombre d’électrons