
Nombres d'oxidació
Authored by Xesca Comas Serra
Chemistry
9th Grade
Used 15+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tots els elements del grup 1 tenen
Número d'oxidació +1, excepte l'H
Número d'oxidació -1, excepte l'H
Número d'oxidació +1 o -1, excepte l'H
Número d'oxidació +2, excepte l'H
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Be, Mg, Ca, Sr, Ba
Tenen número d’oxidació +2
Tenen número d’oxidació +2 i -2
Tenen número d’oxidació +1
Tenen número d’oxidació -2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tenen número d’oxidació -1, 1, 3, 5, 7
Cl, Br i I del grup 17
F, Cl, Br i I del grup 17
Cl, Br, I del grup 16
S, Se, Te del grup 16
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fe, Co i Ni tenen número d’oxidació
+2 i +3
+1 i +2
+2 i +4
+1, +2, +3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
S, Se, Te tenen número d’oxidació
-2, 2, 4, 6
-1, 2
-2, 2
-1, 1, 3, 5, 7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pd, Sn, Pt, Pb tenen número d’oxidació
2, 4
2, 3
1, 2
2, 3, 6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tenen número d’oxidació -3, 3, 5
N, P, As, Sb
S, Se, Te
Cl, Br, I
H, F
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