Chemistry Flashcards

1
Q

Qui creer le structure attomique d’un cercle?

A

Dalton

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2
Q

Qui creer le structure attomique qui a les charges negative et positive?

A

Thomson

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3
Q

Qui creer le structure attomique avec un noyau?

A

Rutherford

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4
Q

Qui creer le structure attomique qu’on utiliser maintenent?

A

Bohr

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5
Q

Comment tu trouver les neutron?

A

Tu prendre le masse attomique et tu soustraise les electron.

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6
Q

C’est quoi un ion?

A

Les ions forment lorsque une attom perde ou reussi un charge.

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7
Q

Quoi est un cation?

A

C’est un ion metallique qui est positive.

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8
Q

Quoi est un anion?

A

C’est un ion non metallique qui est negative.

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9
Q

C’est quoi un compose ionique?

A

Ca continent un metale

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10
Q

C’est quoi un compose moleculaire?

A

Ca na pas un metal (metallique)

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11
Q

C’est quoi le ph d’un acide?

A

1-6

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12
Q

C’est quoi le ph d’un alkaline (base)

A

8-14

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13
Q

Propriete des bas?

A

rouge a blue, blue a blue, a un presence de OH. ex: NaOH

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14
Q

Propriete des acide?

A

Presence d’un presence de H ex: HNO

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15
Q

Formation

A

A+B=AB

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16
Q

Decomposition

A

AB= A+B

17
Q

Replacement simple

A

A+BC= AC+B

18
Q

Replacement double

A

AB+CD= AD+CB

19
Q

Combustion

A

C ,n H,n+O,2(g) – CO,2 (g) + H,2 O(g)

20
Q

Comment calculer le mole

A

m/M
m=masse posse de la substance
M/=Masse molaire de la substance
une mole=6,02x10’'’23