
Hidròxids i peròxids
Authored by Marga FQ
Chemistry
10th Grade
Used 14+ times

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12 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Quin és el nom de Na2O2?
diòxid(2-) de sodi
diòxid de disodi
peròxid de sodi (I)
peròxid de sodi
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Els peròxids són:
Compostos binaris
Òxids
Compostos ternaris
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La fòrmula H2O2 correspon a:
Peróxid d'hidrogen
No existeix
Òxid d'hidrogen
Diòxid d'hidrogen
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Com escrivim el peròxid de potassi ?
KO
K2O2
K2O
KO2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Amb quin estat d'oxidació actúa l'O2 en els peròxids?
Nº d'oxidació -2
Nº d'oxidació +2
Nº d'oxidació -4
Nº d'oxidació +4
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
El nom del següent compost Ca(OH)2 és:
Hidròxid de sodi
Hidròxid de calci
Hidróxid de calci (I)
Hidròxid de sodi (I)
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Quina és la fórmula química de l'hidròxid de beril·li?
Be(OH)3
Be2(OH)
Be(OH)2
Be2(OH)3
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