Câți neutroni se conțin în nucleul atomului de hidrogen?
Simbolurile gustului

Quiz
•
Chemistry
•
2nd Grade
•
Medium
Stela Burcovschi
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
2
0
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Masa atomică relativă a oxigenului este...
8
18
16
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tipul legăturii chimice în molecula de apă
Covalentă nepolară
Ionică
Covalentă polară
Metalică
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molecula N2 este conține o legătură...
simplă
dublă
triplă
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Selectează proprietăți fizice comune pentru metale.
Solide
Conduc bine curentul electric
Au luciu metalic
Sunt incolore
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula chimică a bioxidului de carbon este...
CaO
NaCl
CO2
CaCO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sulful are valența IV în compusul...
S
H2S
SO2
SO3
8.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sunt Nemetale
Ca
C
O2
P
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