examen 1 Flashcards by Lea Isabelle Bouxin | Brainscape

Q

Fe

A

2+/3+
Fer

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Q

Cu

A

+/2+

Cuivre

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Q

Ag

A

+
Argent

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Q

Zn

A

2+
Zinc

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Q

Al

A

3+
Aluminium

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Q

Mn

A

2+
Manganèse

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Q

NH4

A

+
Ammonium

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Q

S

A

2-
Sulfure

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Q

N

A

3-
nitrure

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Q

p

A

3-
phosphure

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Q

CN

A

-
cyanure

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Q

OH

A

-
Hydroxyde

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Q

CrO4

A

2-
Chromate

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Q

Cr2O7

A

2-
Dichromate

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Q

C2O4

A

2-
Oxalate

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Q

CH3COO

A

-
Acetate

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Q

NO2

A

-
Nitrite

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Q

NO3

A

-
nitrate

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Q

PO3

A

3-
Phosphite

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Q

PO4

A

3-
Phosphate

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Q

SO3

A

2-
sulfite

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Q

SO4

A

2-
sulfate

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Q

CO3

A

2-
carbonate

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Q

ClO2

A

-
chlorite

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Q

ClO3

A

-
chlorate

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Q

ClO4

A

-
perchlorate

Q

MnO4

A

-
permanganate

Q

chimique

A

modifie la composition chimique

Q

physique

A

ne modifie pas la composition chimique

Q

solide—>liquide

A

fusion

Q

solide—>gazeux

A

sublimation

Q

liquide—>solide

A

solidification

Q

liquide—>gazeux

A

vaporisation

Q

gazeux—->solide

A

condensation solide

Q

gazeux—>liquide

A

condensation liquide

Q

element

A

plus petite division

Q

composé

A

2 ou plusieurs element

Q

masse

A

qté de matière dans un objet

Q

poids

A

force gravitationnelle

Q

notation scientifique

A

N . 10n

Q

masse volumique

A

p = m/v

Q

résoudre

A

ecrire la formule
isoler
remplacer avec les valeurs + unites
reponse

Q

exactitude

A

degre d’accord d’une valeur donnee vs valeur reelle

Q

precision

A

degre d’accord entre pls mesures d’une meme qte

Q

chiffre significatifs x et /

A

autant de C.S. que la mesure la moins precise

Q

chiffre significatif + -

A

autant de decimal que la mesure la moins precise

Q

alcalins

A

1e colonne

Q

alcalino-terreux

A

2e colonne

Q

halogenes

A

17e colonne

Q

gaz rares

A

18e colonnes

Q

metalloides

A

escalier

Q

non-metaux

A

a droite

Q

metaux

A

a gauche

Q

nb oxydation: element / compose homoatomique

A

NO= 0

Q

nb oxydation: ions monoatomique

A

NO = charge
alcalin = +1
alcalino-terreux = +2
halogene = -1

Q

nb oxydation: compose heteroatomique —> O

A

-2

Q

nb oxydation: compose heteroatomique—> H

A

+1

Q

somme des NO d’une molecule / compose ionique = ?

A

0

Q

somme des NO d’un ion polyatomique = ?

A

charge de l’ion

Q

molecule vs compose ionique

A

molecule = 2 non-metaux
compose = 1 non metal/ion polyatomique + 1 metal

Q

utilisation des chiffres romain

A

Fe et Cu

Q

nomenclature ions —> cation

A

comme l’element du tableau

Q

nomenclature ions —> anion

A

element + ure
sauf:
O oxyde
S sulfure
N nitrure
P phosphure