Koliki je procenat azota u Zemljinoj atmosferi?

Hemija

Quiz
•
Chemistry
•
10th Grade
•
Easy
Adna Sakić
Used 2+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
21%
78%
50%
85%
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Koje je stanje azota na sobnoj temperaturi?
Čvrsto
Tečno
Plinovito
Plazma
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Koja je hemijska formula amonijaka?
NH2
NH3
NH4
NH5
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Koja je upotreba amonijaka u poljoprivredi?
Kao pesticid
Kao herbicid
Kao đubrivo
Kao insekticid
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Koja je osnovna upotreba nitritne kiseline?
Kao konzervans u hrani
U proizvodnji eksploziva
Kao sredstvo za čišćenje
U proizvodnji gnojiva
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Koji proces industrijske sinteze amonijaka iz azota i vodika je razvio Fritz Haber?
Ostwaldov proces
Haber-Bosch proces
Solvayev proces
Hall-Héroult proces
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Koja je uloga natrijum-nitrita (NaNO2) u prehrambenoj industriji?
Kao zaslađivač
Kao konzervans i boja za mesne proizvode
Kao sredstvo za zgušnjavanje
Kao emulgator
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