KISLINE IN BAZE Flashcards

(16 cards)

1
Q

kako imenuje bazične snovi ki so človeku nevrane

A

alkaloidi

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2
Q

kje lahko najdemo klorovodikovo kislino, in kakšno oznako ima

A

V želodzu pomaga razgraditi hrano oznaka HCI.

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3
Q

Kaj je natrijev hidroksid, in njegova oznaka

A

baza, NaOH

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4
Q

Kje najdemo NaOH

A

Najdemo ga lhako v čistilih in v majnih količinah v idelkih za higjneo ,

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5
Q

Kje uporabljamo amonjak in njegova oznaka

A

NH3 učinkovit pri odstranjevanju maščob.

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6
Q

kako ugotovimo ali je rastopina kisla ali bazična ali nevtralna

A

indikatorji

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7
Q

kaj je lakmus

A

je papir ki spremeni barvo glede na rastopino ki ga potopimo

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8
Q

kako se obrava moder lakmosuv papir če je dan v kis

A

modri lakmusov papir se obrava rdeče

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9
Q

kako se obrava rdeč lakmosuv papir če je dan v bazo

A

rdeči lakmusov papir se obarva modro

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10
Q

kako se obrava moder lakmosuv papir če je dan v neutralne vode

A

Lakmusov papir barve ne spremeni

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11
Q

kako se imenuje idikator za baze

A

fenolfalein

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12
Q

kaj delamo z Ph lestvico

A

merimo kako kisla ozitoma kako bazi,na je določena vodna ratopina
snovi. Vrednost narašča od 0-14

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13
Q

ph vrednost od 0-7

A

rečemo da so kisle

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14
Q

ph vrednost od 7-14

A

rečemo da so bazične

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15
Q

ph vrednost 7

A

je nevtralna

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16
Q

Kaj so univerzalni indikatorji

A

Univerzalni idikatorji so mešanica barvil. Vsako barvilo spremeni bravo pri točno določeni ph vrednosti.