science STE Flashcards

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1
Q

ques quune reaction exothermique

A

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2
Q

dans une reaction EXOthermique,la température finale est elle plus ou moins eleve que la temperature initiale

A

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3
Q

comment peut on reconnaitre une reaction exothermique dans une équation chimique

A

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4
Q

ques quune reaction endothermique

A

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5
Q

la temperature finale dune reaction endothermique est elle plus ou moins elevé que la temperature initial

A

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6
Q

comment reconnait ton une reaction endothermique dans une equation chimique

A

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7
Q

nomme moi les propriété des reactions endothermique

A

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8
Q

nomme moi les propriété des reactions exothermique

A

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9
Q

nomme moi tout les ions polyatomique et leur charge

A
P04 3-
SO4 2-
CO3 2-
HCO3   -
NO2     -
NO3     -
OH       -
NH4    +
H3O    +
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10
Q

comment se passe la reaction acido basique

A

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11
Q

ques que loxydation

A

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12
Q

ques qun oxydant+exemple

A

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13
Q

ques quun oxyde+exemple

A

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14
Q

durant loxydation que se passe til?

A

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15
Q

equation chimique de loxydation

A

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