
04 Chimica Tavola periodica & Legami forti

Quiz
•
Science
•
University
•
Hard
Giuseppe Elia
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In quale delle seguenti sequenze di molecole, le molecole stesse sono ordinate (da sinistra a destra) in ordine decrescente di energia di legame?
HF, HI, HCl, HBr
HF, HCl, HI, HBr
HF, HCl, HBr, HI
HCl, HBr, HI, HF
HCl, HF, HBr, HI
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Seleziona la molecola con la massima energia di dissociazione.
N2
O2
F2
Cl2
H2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quale dei seguenti composti contiene legami ionici?
H2O
SiO2
KCl
NH3
Cl2O7
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quale dei seguenti composti contiene legami covalenti?
SiO2
NaCl
KCl
NaF
CaCl2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quali orbitali concorrono a formare il legame chimico in NaBr?
3s e 4p
2s e 3p
3s e 5p
1s e 1p
4s e 3p
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quale delle seguenti proprietà è tipica dei composti ionici?
Bassa conducibilità elettrica delle loro soluzioni acquose
Elevata conducibilità elettrica allo stato solido
Alta conducibilità elettrica allo stato fuso
Duttilità
Bassa temperatura di fusione
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quale coppia di atomi, legati chimicamente, forma un composto ionico?
Due atomi di azoto
Carbonio e azoto
Due atomi di berillio
Nessuna delle coppie di atomi presenti in questo elenco formerà un composto ionico
Calcio e fluoro
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