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Kemija👩🏻‍🔬🧪💖 > 1. > Flashcards

1. Flashcards

1
Q

Što su kemikalije?

A

To su tvari koje se koriste u laboratoriju.

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2
Q

Kako dijelimo kemikalije?

A

Po kemijskom sastavu: anorganske i organske
Po agregatnom stanju: tekuće i čvrste
Po koncetraciji: koncentrirane i razrijeđene

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3
Q

Što su kiseline?

A

Tvari koje sadrže jedan ili više atoma vodika

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4
Q

Formula Octene kiseline?

A

CH3COOH

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5
Q

Što su Lužine?

A

To su vodene otopine hidroksida, tj. tvari koje sadrže jednu ili više hidroksilnih skupina

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6
Q

Formula Amonijeve lužine?

A

NH4OH

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7
Q

Jake lužine pripadaju…

A

…metalima prve i druge skupine!

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8
Q

Što su soli?

A

Tvari koje nastaju reakcijom kiselina i lužina

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9
Q

Formula soli Amonijev nitrat?

A

NH4NO3

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10
Q

Laboratorijsko posuđe ovisno o vrsti materijala djelimo na:

A

Stakleno, plastično, drveno, metalno, porculansko

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11
Q

Stakleno lab. posuđe djelimo na odmjerno i ostalo…što spada pod odmjerno posuđe?

A

menzura, pipeta, bireta, odmjerna tikvica

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Kemija👩🏻‍🔬🧪💖 (12 decks)

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