1. Выберите элемент, у которого не может быть возбужденного состояния
тест

Quiz
•
Chemistry
•
11th Grade
•
Hard

Алина Поносова
Used 9+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O
C
Al
Cl
2.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Выберите вещества, в которых есть связь по ДАМ
СO
NH3
N2O5
H2O2
Na[Al(OH)4]
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Выберите вещество с наименее полярной связью
Li2O
NO
SiO
As2O3
4.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Выберите вещества с молекулярной кристаллической решеткой
бор
белый фосфор
силан
хлорид аммония
кадмий
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Чему равна высшая валентность азота?
3
4
5
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какая валентность у фосфора в фосфорноватистой кислоте?
1
3
5
7.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Выберите двойную(-ые) соль(-и)
Ca(OCl)Cl
(NH4)2Fe(SO4)2
KFeO2
[Cu(NH3)2]Cl
8.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
Выберите гетерогенную(-ые) смеси(-ь)
песок + вода
масло + вода
повареная соль + вода
этанол + вода
9.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
Выберите оксиды, которые могут реагировать с карбонатами металлов при сплавлении
Al2O3
SO2
MgO
P2O5
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