formule Flashcards by Unknown Unknown

Q

stajanje natrija na zraku

A

4Na+O2+4CO2+2H2O->4NaHCO3

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Q

gorenje litija

A

4Li+O2->2Li2O

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Q

gorenje natrija

A

2Na+O2->Na2O2

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Q

gorenje kalija

A

K+O2->KO2

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Q

natrij+voda

A

2Na+2H2O->2NaOH+H2

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Q

natr.peroksid+voda

A

2Na2O2+2H2O->2NaOH+O2

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Q

natr.hidroksid+uglj.dioks.

A

CO2+NaOH->NaHCO3
CO2+2NaOH->Na2CO3+H2O

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Q

otapanje natr.hidroksida u vodi

A

NaOH->Na+ + OH-

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Q

neutralizacija sol.kis. sod.bikarb.

A

NaHCO3+HCl->NaCL+CO2+H2O

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Q

fluorit

A

CaF2

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Q

gips

A

CaSO4*2H2O

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Q

dolomit

A

CaCO3*MgCO3

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Q

kalc.hidro.(gašeno vapno)

A

Ca(OH)2

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Q

kalc.oksid(živo vapno)

A

CaO

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Q

fosforit

A

Ca3(PO4)2

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Q

gorenje kalcija na zraku

A

2Ca+O2->2CaO
3Ca+N2->Ca3N2

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Q

kalc s vodikom

A

Ca+H2->CaH2

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Q

kalc. s vodom

A

Ca+2H2O->H2+Ca(OH)2

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Q

kalc+kiselina

A

Ca+2HCl->CaCl2+H2
Ca+H2SO4->CaSO4+H2
3Ca+2H3PO4->3H2+Ca3(PO4)2

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Q

nastajanje stalaktita

A

Ca(HCO3)2->CaCO3+H2O+CO2

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Q

žarenje vapnenca

A

CaCO3->CaO+CO2
CaO+H2O->Ca(OH)2

Q

sušenje žbuke

A

Ca(OH)2+CO2->CaCO3+H2O

Q

otapanje kamenca

A

CaCO3+2HCl->CaCl2+H2O+CO2

Q

hematit

A

Fe2O3

Q

magnetit

A

Fe3O4

Q

limonit

A

Fe2O3*H2O

Q

siderit

A

FeCO3

Q

pirit

A

FeS2

Q

halkopirit

A

CuFeS2

Q

halkozin

A

Cu2S

Q

kuprit

A

Cu2O

Q

bordoška juha

A

Cu2+ + 2OH- ->Cu(OH)2

Q

bakar i sump.kis

A

Cu+2H2SO4(conc.)->CuSO4+SO2+2H2O

Q

bakar i dušična otopina

A

3Cu+8HNO3(aq)->3Cu(NO3)2+2NO+4H2O

Q

bakar i dušična konc.

A

Cu+4HNO3(conc.)->Cu(NO3)2+2NO2+2H2O

Q

boksit

A

Al2O3*H2O

Q

bemit

A

AlO(OH)

Q

hidragilit

A

Al(OH)3

Q

amf.al. kraća

A

2Al+6HCl->2AlCl3+3H2

Q

amf.al.duža

A

2Al+2NaOH+&H2O->2Na[Al(OH)4]+3H2

Q

dob.vodika, hidrid+voda

A

CaH2+2H2O->Ca(OH)2+H2

Q

dob.vodika, met+kis

A

Zn+2HCl->ZnCl2+H2

Q

elektroliza vode

A

2H2O->2H2+O2

Q

kipp., vodik

A

Zn+2HCl->ZnCl2+H2

Q

kipp., uglj.dioks.

A

CaCO3+2HCl->CaCl2+H2O+CO2

Q

kipp., sumporvodik

A

FeS+2HCL->FeCl2+H2S

Q

dobivanje klora

A

2KMnO4+16HCl->5Cl2+2MnCl2+2KCl+H2O

Q

dokazivanje klora

A

AgNO3+NaCl->AgCl+NaNO3

Q

dobivanje kisika(žar.KMnO4)

A

2KMnO4->K2MNO4+MnO2+O2

Q

dobivanje kisika (žar.KClO3)

A

2KClO3->2KCl+3O2

Q

sumporvodik

A

FeS+2HCl->H2S+FeCl2