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COMBINAȚII COMPLEXE

Authored by IRINA MARIN

Science

9th Grade

Used 3+ times

COMBINAȚII COMPLEXE
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numǎrul de oxidare al ionului metalic central din reactivul Tollens este:

-1

+2

-2

+1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

hidroxid de diaminoargint(I)

Fe4[Fe(CN)6]3

Na2[Zn(OH)4]

[Ag(NH3)2]OH

Fe3[Fe(CN)6]2

[Cu(NH3)4](OH)2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

.tetrahidroxozincat(II) de sodiu

Fe4[Fe(CN)6]3

Na2[Zn(OH)4]

[Ag(NH3)2]OH

Fe3[Fe(CN)6]2

[Cu(NH3)4](OH)2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

hidroxid de tetraaminocupru(II)

Fe4[Fe(CN)6]3

Na2[Zn(OH)4]

[Ag(NH3)2]OH

Fe3[Fe(CN)6]2

[Cu(NH3)4](OH)2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

hexacianoferat(II) de sodiu

Fe4[Fe(CN)6]3

Na4[Fe(CN)6]

[Ag(NH3)2]OH

Fe3[Fe(CN)6]2

[Cu(NH3)4](OH)2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

hexacianoferat(II) de fier(III)

Fe4[Fe(CN)6]3

Na2[Zn(OH)4]

[Ag(NH3)2]OH

Fe3[Fe(CN)6]2

[Cu(NH3)4](OH)2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

În hexacianoferatul(II) de fier(III), suma algebrică a numerelor de oxidare a elementelor chimice din ionul complex, este egală cu:

-3

+3

-4

+4

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