
Узагальнення знань "Основні класи неорг.сп."
Quiz
•
Chemistry
•
8th Grade
•
Hard
Оксана Педоряка
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажіть формулу ортофосфатної кислоти:
HF
H3PO4
PH3
HPO3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Укажіть ряд сполук, у якому є лише солі:
HF, CaBr2, Li2S
K3PO4, HCl, NaOH
NaCl, MgS, Fe2(SO4)3
HPO3, CaO, K2SO3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажіть формулу кислотного оксиду:
Al2O3
CO2
CaO
K2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажіть схему, яка відповідає реакції заміщення
A + B = C
A + BC = AC + B
A = B + C
AB + CD = AD + CB
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Виберіть продукти реакції NaOH + SO2 →
Na2SO3
Na2SO4
Na2O
H2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажіть формулу лугу:
H2SO3
KOH
Al(OH)3
Cu(OH)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажіть класифікаційну приналежність сполуки HNO3:
амфотерний оксид
кислотний оксид
основний оксид
оксигеновмісна кислота
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