
элемент химия 7

Quiz
•
Other
•
1st Grade
•
Easy
Mira Seidakbar
Used 28+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ванадий тобына қандай элементтер кіреді?
<>ванадий, ниобий және тантал
<>висмут, цирконий гафний
<>азот, фосфор, сурма
<>мышьяк, фосфор, сурма
<>цирконий техниций
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Келтірілген реакция теңдеуіндегі барлық коэффициенттер қосындысы қандай? NH3+Cl2→N2+HCl
12
10
11
14
13
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Тотығу процесіне жататын өзгеріс
<>Sb3+ →Sb5+
<>N+1 →N-3
<>P5+ →P3+
<>C4+ →C2+
<>S0 →S2-
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Тотықсыздану процесіне жататын өзгеріс
<>Mn4+ →Mn2+
<>N3- →N5+
<>Zn0 →Zn2+
<>V3+ →V5+
<>барлығы дұрыс
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Тотығу процесіне жататын өзгеріс
<>N3+→N+5
<>Ti4+→Ti2+
<>Cr6+ → Cr3+
<>O0→O1-
<>N3+ → N3-
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Тотығу процесіне жататын өзгеріс
<>Fe2+→Fe3+
<>Cu2+→Cu0
<>S2+→S0
<>C4+→C2+
<>B3+ → B0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<>Тотығу процесіне жататын өзгеріс
<>Na0→Na1+
<>S6+→S2-
<>J0→J2-
<>Zn2+→Zn0
<>Al3+ → Al0
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