6.1 Flashcards by Jesse Sinnema

Q

Amalgaam

A

Legering van kwik tin en zilver

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Q

Brons

A

Legering van koper & tin

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Q

Edelmetaal

A

Metaal wat niet reageert met water & lucht

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Q

Onedele metaal

A

Reageert met water & zuurstof

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Q

Reactie natrium met water

A

2Na (s) + 2 H2O (l) —> 2NaOH (aq) + H2 (g)

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Q

Legering

A

Homogeen mengsel van metalen

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Q

Messing

A

Legering van koper en zink

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Q

Soldeertin

A

Legering van tin, koper en zilver

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Q

Zwaar metaal

A

Metaal met grote dichtheid en zeer schadelijk

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Q

24 karaat

A

Zuiver goud

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Q

Massa percentage formule!!

A

massapercentage goud = karaat : 24 x 100%

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Q

zware metalen extra info (keten)

A

Zware metalen kan ook in voedsel keten komen.

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