Chimie Chapitre 3 Flashcards

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1
Q

Reactifs

A

Les substances qui reagissent

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2
Q

Produits

A

Les nouvelles substances produitent lors d’une reaction chimique

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3
Q

equation chimique

A

reactif+reactif ——> produit+produit

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4
Q

Reaction exothermique

A

Degage l’energie (chaleur, lumiere, electriciter)

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5
Q

Reaction endothermique

A

Absorbe l’energie (ex: cuire un gateaux)

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6
Q

Reaction exothermique (la respiration cellulaire)

A

C6H12O6(s) + 6O2(g) ——> 6CO2(g) + 6H2O(g) + É (chaleur)

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7
Q

Réaction endothermique (la photosynthèse)

A

6CO2(g) + 6H2O(l) + É (solaire) —-> C6H1206(s) + 602(g)

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8
Q

Réaction de sythese

A

A+B —–> AB

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9
Q

Réaction de décomposition

A

AB—–> A+B

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10
Q

Réaction de combustion hydrocarbure

A

C#H#(l) + O2(g) —–> CO2(g) + H2O(g) + É (thermique)

*Doit avoir un nombre pair avant H2O si c’est pas tu doit doubler le nombre pourque c’est un nombre pair.

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11
Q

Réaction à remplacement simple

A

ex. Na(s) + KCl(aq) ——> NaCl(s) + K(s)

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12
Q

Réaxtion a double remplacement

A

AB + CD —–> AD + CB

Ex. AlCl3(aq) + 3NaOH(aq) —-> Al(OH)3(s) + 3NaCl(aq)

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13
Q

m

A

masse en grammes

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14
Q

n

A

Nombre de moles en mol

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15
Q

M

A

masse molaire en g/mol

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16
Q

Un mole

A

6.02x10^23