Otopine
Quiz
•
Chemistry
•
7th Grade
•
Medium
Vesna Jeremić
Used 4+ times
FREE Resource
Student preview
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Otopine su:
Homogene smjese
Elementarne tvari
Kemijski elementi
Heterogene smjese
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kisela otopina je:
Otopina sode bikarbone
Alkohol etanol
Sok od limuna
Otopina amonijaka
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indikatori za dokazivanje lužina su:
univerzalni lakmus papir
Crveni lakmus papir
Metiloranž
Bakrov (II) sulfat
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Bakrov (II) sulfat je reagens za dokazivanje
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
U vodi se otapa:
kreda
kuhinjska sol
ulje
benzin
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