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Clase de substante

Authored by Bulgaru Tattiana

Chemistry

8th Grade

Used 6+ times

Clase de substante
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Câte clase de substanțe anorganice compuse se cunosc?

1

2

3

4

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

H2O face parte din clasa ...

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Substanța H2SO4 se numește

acid sulfidric

acid sulfuric

acid sulfuros

acid silicic

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

În alimentație se utilizează substanța...

HCl

H2S

NaCl

CuSO4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Care din aceste substanțe este o sare

HCl

H2CO3

KCO3

KOH

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Substanța Ca(OH)2 face parte din clasa

oxizi

acizi

baze

săruri

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Scrie denumirea substanței NaNO3

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