Baze

Quiz

•

Chemistry

•

8th Grade

•

Medium

Constantin Ichim

Used 641+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Recunoști formulele bazelor după prezența ...

SO₄

CO₃

OH

NO₃

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

În formulele bazelor găsești ....

2 atom de metal

1 atomi de metal

4 atomi de metal

3 atomi de metal

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Potasa caustică are formula ...

NaOH

KOH

K2O

K₂SO₄

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Baza solubilă în apă este ..

Cu(OH)₂

Fe(OH)₃

LiOH

Zn(OH)₂

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Alege baza din formulele de mai jos ...

NO₂

CH₄

NH₃

H₂S

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hidroxidul feric are formula ...

Fe(OH)₃

FeOH

Fe(OH)₂

FeOH)₄

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bazele colorează fenolftaleina în ..

albastru

violet

roșu carmin

incolor

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