
Tlenki- sole
Authored by Danuta Tokarczyk
Chemistry
9th - 10th Grade
Used 82+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Wybierz wzory hydratów
NaCl * H2O, CaSO4* 2H2O, CoCl2* 5H2O
NaCl* H2O, CaSO4 , CaCl2, NaHCO3
CaOHCl, BaOHBr, KHSO4, LiH2PO4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zaznacz równanie reakcji zobojętniania.
Zn + 2 HNO3 → Zn(NO3)2 + H2↑
HCl + NaOH → NaCl + H2O
CuO + 2 HCl → CuCl2 + H2O
CaO + CO2 → CaCO3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zaznacz sposób, którym nie można otrzymać azotanu(V) potasu.
metal + niemetal → sól
tlenek metalu + kwas → sól + woda
kwas + zasada → sól + woda
tlenek metalu + tlenek niemetalu → sól
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Które z podanych tlenków to tlenki obojętne ?
CaO, K2O
CO, NO
SiO2, CO2
Na2O, MgO
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
W reakcji Zn + H2SO4 --> produktem jest
Zn2SO4 + H2O
ZnSO4 + H2
ZnSO3 + H2
ZnSO3 + H2O
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Prawidłowe nazwy wodorotlenków NaOH, Mg(OH)2, Fe(OH)3 to:
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza(III)
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza(II)
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza
wodorotlenek sodu(I), wodorotlenek magnezu(II), wodorotlenek żelaza(III)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Wartościowość grupy wodorotlenkowej zawsze wynosi
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