
clorul
Authored by Aliona Tcacenco
Chemistry
9th Grade
Used 25+ times

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9 questions
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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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