ACIZI ŞI BAZE 1

25 bonus points

15 successes

English

Acest test este destinat pentru elevii claselor a VIII-a care vor sa-şi verifice cunoştinţele legate de acizi şi baze.

Crocobat wrote on the blackboard only stupid things and signed with your name. Win this battle so Miss and your colleagues can see that you didn’t do it.

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Question 1 of 10

1. Question
1 points
Reactivul de identificare pentru HCl este:
- ${BaSO}_{4}$
- $KOH$
- ${AgNO}_{3}$
- $NaOH$
Correct

Incorrect
Question 2 of 10

2. Question
1 points
Reacţia dintre un acid şi o bază se numeşte:
- Reacţie de combinare
- Reacţie de ardere
- Reacţie de neutralizare
- Reacţie de oxidare
Correct

Incorrect
Question 3 of 10

3. Question
1 points
Următoarea reacţie nu este posibilă:
- $NaOH + {AlCl}_{3} \to$
- $Ca {(OH)}_{2} + {CO}_{2} \to$
- ${CaCO}_{3} \overset{t^{0} C}{\to}$
- $HCl + Ag \to$
Correct

Incorrect
Question 4 of 10

4. Question
1 points
Care dintre variante conţin doar acizi poliprotici?
- $HCl, H_{2} O, H_{2} S$
- ${CH}_{4}, H_{2} {SO}_{4}, H_{3} {PO}_{3}$
- $H_{2} S, H_{3} {PO}_{4}, H_{2} {CO}_{3}$
- Nici un răspuns corect
Correct

Incorrect
Question 5 of 10

5. Question
1 points
$H_{2} {SO}_{3} este :$
- Un acid monoprotic
- Un hidracid slab
- Un oxiacid poliprotic
- Un oxiacid monoprotic
Correct

Incorrect
Question 6 of 10

6. Question
1 points
Este considerată bază tare:
- ${CH}_{4}$
- KOH
- $Cu {(OH)}_{2}$
- $Al {(OH)}_{3}$
Correct

Incorrect
Question 7 of 10

7. Question
1 points
Se numeşte acid azotos:
- ${NH}_{3}$
- ${HNO}_{3}$
- ${HNO}_{2}$
- $H_{2} {NO}_{3}$
Correct

Incorrect
Question 8 of 10

8. Question
1 points
${HNO}_{2}$ se numeşte:
- Acid fosforos
- Acid sulfuros
- Acid azotos
- Azotat de hidrogen
Correct

Incorrect
Question 9 of 10

9. Question
1 points
Turnesolul este albastru în prezenţa:
- Bazelor
- Acizilor
- Sărurilor
- Oxizilor
Correct

Incorrect
Question 10 of 10

10. Question
1 points
Este hidracid:
- Acidul acetic
- Acidul azotic
- Amoniacul
- Acidul sulfhidric
Correct

Incorrect

Examples of questions from "ACIZI ŞI BAZE 1"

Următoarea reacţie nu este posibilă:
Turnesolul este albastru în prezenţa:
Reactivul de identificare pentru HCl este:

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