Sole
Quiz
•
Chemistry
•
7th - 8th Grade
•
Practice Problem
•
Hard
Przemysław Piotrowski
Used 113+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz zestaw, w którym znajdują się wzory sumaryczne soli o nazwach:
siarczek potasu, siarczan(VI) żelaza(III), fosforan(V) baru, węglan amonu
K2S, Fe2(SO4)3, Ba3(PO4)2, (NH4)2CO3
KS, Fe2(SO4)3, Ba3(PO4)2, NH4CO3
KS2, Fe3(SO4)2, Ba3(PO4)2, (NH4)2CO3
K2S, Fe2(SO4)3, Ba2(PO4)3, (NH4)2CO3
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz zestaw, w którym znajdują się nazwy soli o wzorach:
KBr, Fe2(SO3)3, Na3PO4, Ba(NO3)2
bromek potasu, siarczek żelaza(III), fosforan(V) sodu, azotan(V) baru
bromek potasu, siarczan(IV) żelaza(III), fosforan(V) sodu, azotan(V) baru
bromek potasu, siarczek żelaza(III), fosforan sodu, azotan(V) baru
bromek potasu(I), siarczan(IV) żelaza(III), fosforan(V) sodu, azotan(III) baru
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz sposób, którym nie można otrzymać chlorku sodu.
tlenek metalu + kwas → sól + woda
kwas + wodorotlenek → sól + woda
metal + kwas → sól + wodór
tlenek metalu + tlenek niemetalu → sól
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz sposób, którym nie można otrzymać azotanu(V) potasu.
tlenek metalu + kwas → sól + woda
kwas + zasada → sól + woda
metal + niemetal → sól
tlenek metalu + tlenek niemetalu → sól
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz skrócony zapis jonowy reakcji Ca(NO3)2 z K2SO4.
Ca2+ + 2 NO3− + 2 K+ + SO42− → CaSO4 + 2 K+ + 2 NO3−
Ca2+ + SO42− → CaSO4
Ca2+ + SO42− → Ca2+ + SO42−
NO3− + K+ → KNO3
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz skrócony zapis jonowy reakcji Ba(NO3)2 z K2CO3.
Ba2+ + 2 NO3− + 2 K+ + CO32− → BaCO3 + 2 K+ + 2 NO3−
Ba2+ + CO32− → Ba2+ + CO32−
NO3− + K+ → KNO3
Ba2+ + CO32− → BaCO3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Zaznacz równanie reakcji zobojętniania.
Zn + 2 HNO3 → Zn(NO3)2 + H2↑
CuO + 2 HCl → CuCl2 + H2O
CaO + CO2 → CaCO3
HCl + NaOH → NaCl + H2O
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