Science Flashcards by Danaï St-arnaud

Q

Famille du tableau périodique(4)

A

Alcalins
Alcalino-terreux
Halogènes
Gaz inerte

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Q

Nombre d’avogadro (1 mole)

A

6.02x10/23

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Q

Formule masse molaire/masse/nombre de moles

A

n=m/M
M=m/n
m=Mxn

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Q

Caractéristiques d’un métaux

A

brillant, malléable, conducteur, réagit à l’acide

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Q

ions polyatomique: Ammonium

A

NH4/+

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Q

Ions polyatomique: Carbonate

A

CO3/2-

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Q

Ions polyatomique: OH-

A

Hydroxyde

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Q

Ions polyatomique: nitrate

A

NO3/-

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Q

Ions polyatomique: Sulfate

A

SO4/2-

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Q

Liaison ionique:

A

Métal à un non-métal

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Q

Liaison covalente:

A

entre des non-métaux

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Q

pH 2 =?

A

pH=2
H+ =1x10-2
0,01 mol/L

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