Poznavačka Něčeho Random Na Pisemkj Flashcards by Kristýna Maršálková

Q

PbS

A

Galenit

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Q

ZnS

A

Sfalerit

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Q

FeS2

A

Pyrit

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Q

CuFeS2

A

Chalkopyrit

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Q

Fe2O3

A

Krevel
Oxid železitý

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Q

Fe2O3 * nH2O

A

Hnědel

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Q

FeCO3

A

Ocelek

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Q

Fe3O4

A

Oxid železnato železitý

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Q

5H2o * CuSO4

A

Skalice modra

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Q

7H2o CuSO4

A

Heptahydrát síranu železitého

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Q

Pájka

A

Sn + Pb

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Q

Mosaz

A

Zn + Cu

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Q

Bronz

A

Cu + Sn

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Q

Horní část vysoké pece

A

Kychta

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Q

Dolní část vysoké pece

A

Nístěj

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Q

Vsázka

A

SiO2 + CaCO3 —> CaSiO3 + CO2

Q

Který odpichem jde struska a proč ?

A

Horním. Plave na litině, zabraňuje oxidaci

Q

Co to je litina ?

A

Surové Fe

Q

Co znamená pasivovat ?

A

Pokrytí vrstvou O2, dále nereaguje s ničím

Q

S čím Fe pasivuje ?

A

s HNO3