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Structura atomului

Authored by Andreea Visanescu

Chemistry

7th Grade

Used 52+ times

Structura atomului
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atomul este format din

nucleu si invelis electronic

nucleu si protoni

protoni si neutroni

protoni si electroni

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atomul este

cea mai mica molecula

cel mai mic fragment

cea mai mica particula

cel mai mic mol

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In nucleu se gasesc

electroni si protoni

neutroni si electroni

protoni si neutroni

electroni

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nucleonii sunt

electronii

protonii si electronii

electronii si neutronii

protonii si neutronii

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este o caracteristica a atomului

Atomul este incarcat pozitiv

Atomul are forma sferica si dimensiuni foarte mici

Atomul se poate diviza prin procedee chimice

Atomul contine 3 elemente

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Protonii sunt particule incarcate cu sarcina

negativa

pozitiva

neutra

fara sarcina electrica

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sarcina electrica a electronului este

pozitiva

neutra

negativa

nu are sarcina electrica

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