pentely Flashcards

-dusik,fosfor (14 cards)

1
Q

jake dva prvky se zde nachazi?

A

fosfor a dusik(P a N)

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2
Q

kde se nachazi dusik?

A

atmosfera(78./:),mineraly,biogenni prvek(bílkoviny)

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3
Q

jaky je dusik?

A

bezbarvi,bez zapachu a chuti,netoxicky,nereaktivni a nedychatelny plyn

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4
Q

jake ma molekuly dusik?

A

dvouatomove

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5
Q

vyuziti dusiku?

A

vypalovani bradavic,hnojivo a vybusniny,vyroba amoniaku,interni atmosfera

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6
Q

co je to fosfor?

A

pevny nekov

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7
Q

kde se nachazi fosfor?

A

slouceniny- fosforit,biogenni prvek-kosti a zuby

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8
Q

na co se deli fosfor ?

A

na bily a cerveny

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9
Q

jaky je bily fosfor?

A

jedovata,nazloutla,mekka,reaktivni a ve vzduchu samozapalna latka

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10
Q

kolik molekuol tvori bily fosfor?

A

4

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10
Q

vyuziti bileho fosforu?

A

jed na krysy,pyrotechnika

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11
Q

jak vznika cerveny fosfor?

A

kratkym zahrivanim bileho fosforu

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12
Q

jaky je cerveny fosfor?

A

nejedovaty,malo reaktivni fialovocerveny prasek

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13
Q

na co se pouziva cerveny fosfor?

A

hnojiva,hlavicky zapalek,leciv

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