science secondaire 4 > les électrolyte > Flashcards

les électrolyte Flashcards

(9 cards)

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1
Q

les acides

A

H —- non-métal ou ions polyatomiques

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2
Q

papier tournesol: acides

A

rouge

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3
Q

les bases

A

métal ou NH4 —— OH

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4
Q

papier tournesol: bases

A

bleu

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5
Q

les sels

A

métal ou NH4 ——- non-métal ou ions polyatomiques

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6
Q

électrode positive

A

anode

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7
Q

ion qui possède une charge électrique négative

A

anion

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8
Q

Électrode reliée au pôle négatif du courant et par laquelle sortent les électrons.

A

cathode

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9
Q

ion positif (opposer a anion)

A

cation

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