TEST CHIMIE GENERALĂ cl9

TEST CHIMIE GENERALĂ cl9

9th - 12th Grade

10 Qs

quiz-placeholder

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TEST CHIMIE GENERALĂ cl9

TEST CHIMIE GENERALĂ cl9

Assessment

Quiz

Chemistry

9th - 12th Grade

Hard

Created by

Raducu Galeru

Used 4+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcarul are formula:

Ca(OH)2;

CaO

CaCO3;

CaC2;

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Nucleul conține:

Protoni;

Neutroni;

Electroni;

Orbitali.

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Gaze rare sunt:

Argon;

Heliu;

Neon;

Hidrogen.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ionul cupric are sarcina:

+1;

+2;

+3;

-1.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Randamentul are formula de calcul:

(Cp/Ct)*100;

(Ct/Cp)*100;

(Ca/Ct)*100;

(ms/md)*100;

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Prin condiții normale se înțelege:

p=1atm; T=273K.

p=760 mmHg; T=273K.

p=1atm; t= 0oC.

p=1atm; T=298K.

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Elementul caracterizat de Z= 11, A= 23 are:

11 protoni, 11 electroni și 12 neutroni.

11 protoni, 11 electroni și 23 neutroni.

23 protoni, 23 electroni și 11 neutroni.

11 protoni, 12 neutroni, 11 electroni

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