Alkalijski, zemnoalkalijski i tehnički važni metali
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Medium
Ivana Petric
Used 14+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Najzastupljeniji alkalijski metal u Zemljinoj kori je natrij.
točno
netočno
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jednovalentni alkalijski kationi M+ imaju elektronsku konfiguraciju odgovarajućih plemenitih plinova.
točno
netočno
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alkalijski i zemnoalkalijski metali su dobri oksidansi.
točno
netočno
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alkalijski i zemnoalkalijski metali imaju veliku energiju ionizacije.
točno
netočno
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Elektrolizom taline magnezijeva klorida na anodi oksidacijom nastaje:
magnezij
klor
kloridni ioni
voda
magnezijevi ioni
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Plin koji se razvija u reakciji hidrida alkalijskih metala s vodom jest:
kisik
klor
vodik
ne dolazi do reakcije
niti jedan odgovor nije točan
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sol koja nastaje grijanjem čilske salitre jest:
natrijev nitrat
kalijev nitrat
natrijev nitrit
kalijev nitrit
niti jedan odgovor nije točan
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