clorul

clorul

9th Grade

9 Qs

quiz-placeholder

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clorul

clorul

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Hard

Created by

Aliona Tcacenco

Used 25+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Clorul este un:

alcalin

metal

halogen

gaz nobil

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

din punct de vedere al gradului de oxidare clorul este un:

oxidant

reducator

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

substanta simpla clor este :

un gaz

mai greu ca aerul

de 2.4 ori mai usor ca aerul

de culoare galben-verzui

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

din punct de vedere chimic clorul poate interactiona cu:

oxigenul

metalele

hidrogenul

apa

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

clorura de hindrogen este o subtanta:

lichida

gazoasa

obtinuta la arderea hidrogenului in clor

obtinuta din sare de bucatarie si acid sulfuric concentrat

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

identificarea clorului poate fi realizata cu ajutorul:

nitratului de argint

sulfatului de cupru

ionii de argint

acidul sulfuric

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2 moli de substanta simpla clor are masa egala cu:

35.5 g

72 g

71

142

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