Fizikiniai ir cheminiai kitimai Flashcards

1
Q

fizikiniai kitimai/reiskiniai

A

tai kitimai kada medziagos kintantant nevirsta kt medz

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2
Q

chemine savybe

A

tai medz ypatybe kuri atsiskliedzia medxiagai reaguojant su kt medz arba medz skylant

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3
Q

kaip galima tyrineti fizikinius ir cheminius kitimus

A

atliekant rkspermentus ir bandymus

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4
Q

chrminiai reiskiniai/reakcijos

A

tai kitimai kada kintant medzigai ji virdta kita medz. susidao ivairus cheminiai junginiai.

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5
Q

chrminiu reakciju pozymiai

A

1.spalvos kvapo pakitimas
2.nuosedu susidarymas
3.duju silumos issiskyrimas arba jos sudėrimas

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6
Q

degimas

A

greita daug dilumos isskirianti medziagod reakcija su deguonimi

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7
Q

skilimo reakcija

A

is vienos medz gautos 3 naujos medz

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