
ENLLAÇ QUÍMIC (4rt ESO)
Quiz
•
Chemistry
•
8th - 10th Grade
•
Practice Problem
•
Medium
Nuria Martinez
Used 10+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
L'enllaç covalent es dona entre
Element metàl·lic i no metàl·lic
Elements metàl·lics
Elements no metàl·lics
2.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Indica quants electrons té l'oxigen a la seva capa de valència (posa-ho en número, no en lletres)
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La següent molècula H2O està formada per...
2 àtoms d'oxigen i 1 d'hidrogen
2 àtoms d'hidrogen i 1 d'oxigen
2 àtoms d'hidrogen i 2 d'oxigen
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Per què han de complir la regla de l'Octet els àtoms?
Per adquirir càrregues negatives
Per ser el més estables possibles
Per compartir electrons
5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Quants electrons han de tenir tots els àtoms a la seva capa de valència per complir la Regla de l'octet? (excepte l'hidrogen)
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Quants electrons necessita tenir l'hidrogen a la capa de valència per ser el més estable possible?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com es produeix l'enllaç covalent?
Els àtoms es transfereixen electrons
Els àtoms comparteixen electrons
Els àtoms es transfereixen protons
Els àtoms comparteixen protons
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