Metode de separare

Metode de separare

7th Grade

9 Qs

quiz-placeholder

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Metode de separare

Metode de separare

Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Hard

Created by

Mindru Alina

Used 6+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Apa cu uleiul dintr-un pahar formeaza:

un amestec omogen

un amestec eterogen

sunt substante pure

nu formeaza nimic

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Pentru separarea unui amestec eterogen solid-lichid, cu solidul avand densitatea mai mica decat a lichidului, se foloseste:

cristalizarea

decantarea

filtrarea

distilarea

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Putem separa prin distilare amestecul:

apa si alcool

apa si nisip

apa si sulf

apa si sare

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Decantarea este

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Amestecul apa,sulf,sare si pietris se separa prin:

filtrare - distilare - cristalizare

decantare - cristalizare - filtrare

cristalizare - distilare - decantare

decantare - filtrare - cristalizare

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Amestecul apa si ulei se separa prin:

decantare

cristalizare

filtrare

palnia de separare

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Amestecul apa, pulbere de carbune, nisip, alcool si sare se poate separa prin:

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