toetsweek 2 scheikunde H2 Flashcards

1
Q

elektronen
protonen
neutronen

A

gelijk aan atoomnummer (geen ion)
gelijk aan atoomnummer
massagetal - protonen

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2
Q

isotopen

A

zelfde symbool ander massagetal

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3
Q

groep 1
groep 17
groep 18

A

alkalimetalen
halogenen
edelgassen

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4
Q

horizontaal
verticaal

A

periode
groep

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5
Q

metaal ion

A

naam metaal + ion

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6
Q

niet-metaal ion

A

naam niet-metaal + ide + ion

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7
Q

valentie-elektronen

A

elektronen in de buitenste schil

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8
Q

massapercentage

A

massa atoomsoort : massa molecuul x 100

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9
Q

dichtheid

A

ρ = m : v

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10
Q

mol

A

n = m : Mm

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