Denumirile substanţelor

25 bonus points

4 successes

English

Acest test este destinat elevilor de gimnaziu care doresc să-şi verifice noţiunile legate despre denumirea substanţelor chimice.

Quatropod 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
Formula chimică a sulfurii de calciu este:
- $CaS$
- $CuS$
- $CS$
- $SCa$
Correct

Incorrect
Question 2 of 10

2. Question
1 points
$Fe {(OH)}_{2}$ se numeşte:
- Oxid de fier II
- Hidroxid feric
- Hidroxid de fier
- Hidroxid de fier II
Correct

Incorrect
Question 3 of 10

3. Question
1 points
CaO se numeşte:
- Oxid de calciu
- Calciu de oxigen
- Monoxid de carbon
- Oxid de carbon
Correct

Incorrect
Question 4 of 10

4. Question
1 points
${KNO}_{3}$ se numeşte:
- Azotat de potasiu
- Azotat de natriu
- Nitrogen de sodiu
- Azotit de kalium
Correct

Incorrect
Question 5 of 10

5. Question
1 points
Formula chimică a carbonatului de sodiu este:
- ${Na}_{2} {CO}_{3}$
- $K_{2} {CO}_{3}$
- $K_{3} {CO}_{3}$
- ${CO}_{3} Na$
Correct

Incorrect
Question 6 of 10

6. Question
1 points
Formula chimică a hidroxidului de cupru este:
- ${CaOH}_{2}$
- ${Cu}_{2} OH$
- ${CuOH}_{2}$
- $Cu {(OH)}_{2}$
Correct

Incorrect
Question 7 of 10

7. Question
1 points
Formula chimică a acidului iodhidric este:
- $IH$
- $H_{2} I_{2}$
- $H_{2} I$
- $HI$
Correct

Incorrect
Question 8 of 10

8. Question
1 points
${Na}_{3} {PO}_{4}$ se numeşte:
- Pentafosfat de sodiu
- Sulfit de sodiu
- Fosfură de sodiu
- Fosfat de natriu
Correct

Incorrect
Question 9 of 10

9. Question
1 points
Formula chimică a amoniacului este:
- ${NH}_{3}$
- ${NH}_{4}$
- ${CH}_{4}$
- $HN$
Correct

Incorrect
Question 10 of 10

10. Question
1 points
$H_{2} {SO}_{4}$ se numeşte:
- Acid de sulf
- Acid sulfuric
- Acid sulfhidric
- Acid sulfuros
Correct

Incorrect

Examples of questions from "Denumirile substanţelor"

$Fe {(OH)}_{2}$ se numeşte:
${Na}_{3} {PO}_{4}$ se numeşte:
Formula chimică a sulfurii de calciu este:

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