zemnoalkalijski metali Flashcards by Klara Jurić

Q

reakcija kalcija i vode

A

ca + h20 > h2 + ca(oh)2

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Q

hrana bogata kalcijem

A

mljecni proizvodi

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Q

uloge kalcija

A

pravilna kontrakcijamisica
zgrusavanje krvi

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Q

koji su spojevi kalcija

A

CaO
Ca(OH)2
CaCO3

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Q

CaO

A

kalcijev oksid
zivo vapno

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Q

Ca(OH)2

A

klcijev hidroksid
kalcijeva luzina
gaseno vapno

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Q

CaCO3

A

kalcijev karbonat
kamenac vapnenac

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Q

gips

A

CaSO4 x 2H2O
kalcijev sulfat dihidrat

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Q

reakcija skoljke u klorovodicnoj kiselini

A

CaCO3 + HCL > CaCl2 + C02 + H2O

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