Właściwości metali i ich związków
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Katarzyna Czarnecka
Used 23+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jego konfiguracja elektronowa ma postać
1s2 2s2 2p6 3s1
wapń Ca
magnez Mg
potas K
sód Na
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wskaż metal o małej gęstości, który jest tak miękki, że można go kroić nożem
Magnez Mg
Chrom Cr
Żelazo Fe
Sód Na
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jest tak aktywnym metalem, że przechowywany jest w roztworze nafty
Sód
Glin
Mangan
Wapń
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Wchodzi w reakcję z wodą tworząc dwa produkty:
wodorotlenek potasu i wodór
2 ..... + 2 H2O → 2 KOH + H2
wskaż substrat reakcji
lit
cynk
potas
żelazo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substrat do produkcji mydeł i środków piorących
ZnO
NaOH
Al(OH)3
CaO
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ten metal jest składnikiem skał wapiennych tj. wapień, kreda i marmur
Na
Mg
Ca
Ba
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berylowce we wszystkich związkach chemicznych przyjmują stopień utlenienia
0
I
II
- II
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