Alkalijski, zemnoalkalijski i tehnički važni metali

Alkalijski, zemnoalkalijski i tehnički važni metali

3rd Grade

30 Qs

quiz-placeholder

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Alkalijski, zemnoalkalijski i tehnički važni metali

Alkalijski, zemnoalkalijski i tehnički važni metali

Assessment

Quiz

Chemistry

3rd Grade

Practice Problem

Medium

Created by

Ivana Petric

Used 14+ times

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30 questions

Show all answers

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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