Тест по хемија

Quiz
•
Science, Chemistry
•
8th Grade
•
Medium
ana nedelkovska
Used 25+ times
FREE Resource
10 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
Именувај ги следните соединенија:
MgO
Mn(OH)2
CaCO3
Fe2(SO4)3
H3PO4
N2O5
HCl
K3PO4
ZnCl2
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Кој елемент недостасува во следната равенка?
Fe + -------- = Fe2O3
O3
H2O
O
O2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Кој елемент поттикнува добивање на оксиди?
Кислород
Оксид
Јаглерод диоксид
Оган
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Напиши ја реакцијата на натриум и цинк со вода!
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Кои се продуктите на следниве равенки:
- Mg + HCl=
- K2O + H3PO4=
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6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Продуктите од следната равенка се
Na2CO3 + HCl=
Натриум карбонат + вода + хлор
Натриум хлорид + вода + јаглерод диоксид
Натриум хлорид + јаглеродна киселина
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Кои киселини се основни во една лабораторија?
Оцетна киселина
Сулфурна киселина
Хлороводородна киселина
Лимонска киселина
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