
Фосфор

Quiz
•
Other
•
12th Grade
•
Hard
СМИТАП | Онлайн-школа
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
Какие со может проявлять фосфор?
+3
-5
+5
+1
-1
2.
DRAG AND DROP QUESTION
1 min • 1 pt
Продуктами реакции PCl5 + NaOH будет (a)
3.
MATCH QUESTION
1 min • 3 pts
Сопоставьте структурную формулу с ее названием
фосфористая
фосфорная
фосфорноватистая
4.
DROPDOWN QUESTION
1 min • 1 pt
Молекулярную кристаллическую решетку имеет (a) фосфор
5.
MATCH QUESTION
1 min • 3 pts
Какие будут продукты, если взять H3PO4 в соотношении
Na3PO4 + H2O
1:1
naH2PO4 + H2O
1:2
Na2HPO4 + H2O
1:3
6.
MATCH QUESTION
1 min • 3 pts
какие будут продукты реакции, если взять P2O5 и H2O в соотношении
HPO3
1:1
H3PO4
1:2
H4P2O7
1:3
7.
DROPDOWN QUESTION
1 min • 1 pt
Какие реагенты нужно взять, чтобы получить H3PO4 + K2SO4 + MnSO4 + H2O? (a)
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