Chapitre 2 Flashcards

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1
Q

Dans quelle liaison les électrons sont partagés ?

covalente ou ionique

A

Covalente

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2
Q

Comment écrit-on le LiBr et le SiF4?

A

Bromure de lithium
Tétrafluorurede silicium

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3
Q

Comment es-ce qu’on calcule les ppm ?

A

(1g Soluté) sur (1 000 000 g ou mL de solution)

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4
Q

Les acides sont fait de ?

A

H et (Non-métal ou Ion polyatomique)

ex: jus de fruit

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5
Q

Les bases sont fait de ?

A

(métal ou NH4) et OH

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6
Q

Les sels sont fait de ?

A

-Métal et (non-métal ou ion polyatomique)
ou
-NH4 et (non-métal ou ion polyatomique)

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7
Q

Comment calculons la concentration molaire en H+ ?

A

H+ = 1 x 10 (à la -pH) mol/L

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8
Q

Comment calculons la concentration molaire en OH- ?

A

OH- = 1 x 10 (à la pH-14) mol/L

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9
Q

Phosphate

A

Po43-

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10
Q

Ammonium

A

NH4+

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11
Q

Acétate

A

CH3COO-

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12
Q

Hydroxyde

A

OH-

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13
Q

Bicarbonate

A

HCO3-

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14
Q

Nitrate

A

NO3-

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15
Q

Nitrite

A

NO2-

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16
Q

Sulfate

A

SO42-

17
Q

Sulfite

A

SO32-