Formule chimice – [3]
Testul se adresează elevilor de clasa a VII-a care-și pot verifica cunoștințele despre formule chimice.
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Question 1 of 10
1. Question
1 pointsFormula acidului sulfuric esteCorrect
Incorrect
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Question 2 of 10
2. Question
1 pointsÎn formula , numărul atomilor de oxigen esteCorrect
Incorrect
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Question 3 of 10
3. Question
1 pointsEste oxiacidCorrect
Incorrect
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Question 4 of 10
4. Question
1 pointsEste oxid nemetalicCorrect
Incorrect
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Question 5 of 10
5. Question
1 pointsFormula corectă a hidroxidului de Fe(III) esteCorrect
Incorrect
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Question 6 of 10
6. Question
1 pointsFormula corespunde substanțeiCorrect
Incorrect
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Question 7 of 10
7. Question
1 pointsDenumirea corectă a substanței cu formula esteCorrect
Incorrect
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Question 8 of 10
8. Question
1 pointsÎn formula , numărul total al atomilor esteCorrect
Incorrect
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Question 9 of 10
9. Question
1 pointsDenumirea corectă a substanței cu formula esteCorrect
Incorrect
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Question 10 of 10
10. Question
1 pointsEste un hidracidCorrect
Incorrect
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Examples of questions from "Formule chimice – [3]"
- Este oxiacid
- În formula , numărul atomilor de oxigen este
- În formula , numărul total al atomilor este
Înmulțirea – [436]
Domnitori români
Sa socotim cu Miaunel si Balenel
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