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chimie cl IX-a

Authored by Berbece Lidia

Science

2nd Grade

Used 9+ times

chimie  cl IX-a
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8 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Legatura ionica se realizeaza prin:

punere in comun de electroni

prin transfer de electroni

prin transfer de protoni

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

NaCl se realizeaza prin legatura:

ionica

covalenta polara

covalenta nepolara

covalenta coordinativa

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

H2 se realizeaza prin:

legatura ionica

covalenta polara

covalenta coordinativa

covalenta nepolara

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

N2 se realizeaza prin:

legatura covalenta simpla

legatura covalenta dubla

legatura covalenta tripla

legatura ionica

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

HCl se realizeaza prin:

legatura covalenta polara

legatura covalenta nepolara

legatura covalenta coordinativa

legatura ionica

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Electronii care nu participa la formarea legaturii se numesc:

de valenta

neparticipanti

participanti

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Care dintre urmatoarele substante se realizeaza prin legaturi ionice?

NaCl

O2

H2

HF

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