Oksidai Flashcards

1
Q

Kietieji gamtoje paplite oksidai

A

Kvarcas SiO2
Ametistas SiO2
Hematitas Fe2O3
Uraninitas UO2
Rutilas TiO2

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2
Q

Mineralas

A

Gamtoje randamas cheminis junginys arba laisvasis elementas
Daugelis oksidu gamtoje randami kaip mineralai

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3
Q

Dujiniai oksidai

A

CO2; H2O; CO; SO3; SO2; NO; NO2

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4
Q

Oksidas

A

Sudetines medz. sudarytos is dvieju elementu, kuriu virnas yra deguonis ( CuO; SnO; N2O)

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5
Q

Rugstiniai oksidai

A

Oksidai reaguojantys su bazines kilmes medz
Nemetalu oksidai yra molekuliniai junginiai turintys rugstiniu savybiu
NO2; SO3

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6
Q

Baziniai oksidai

A

Oksidai raguojantys su rugtimi
Metalu oksidai yra joniniai junginiai, kurie oasizymi bazinemis savybemis
Li2O; Fe2O3; MgO

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7
Q

Oksidas susidaro is

A

Metalas/ nemetalas + deguonis

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8
Q

Neutralaus oksido pvz

A

CO

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