
REACȚII. REACȚII DE OXIDO -REDUCERE- PARTEA II

Quiz
•
Science
•
9th Grade
•
Medium
IRINA MARIN
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În procesele de reducere, valoarea numǎrului de oxidare creşte
A
F
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În ecuația chimică Cl2 + 2NaOH → NaCl + A + H2O, compusul (A) are formula chimică
NaClO4;
NaClO2
NaClO3
NaClO
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La arderea fierului într-o atmosferă de clor se formează clorura de fier(II).
A
F
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2O + Cl2
FeCl3
Na2O2
NaCl + H2O
NaOH + H2
HCl + HClO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaOH + HCl
FeCl3
Na2O2
NaCl + H2O
NaOH + H2
HCl + HClO
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na + H2O
FeCl3
Na2O2
NaCl + H2O
NaOH + H2
HCl + HClO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na + O2
FeCl3
Na2O2
NaCl + H2O
NaOH + H2
HCl + HClO
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