
Ficha 1 Compostos iónicos
Authored by António Santos
Chemistry
8th Grade
Used 1+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual das seguintes opções é um exemplo de um composto iónico?
H20
NaBr
CO2
CH4
2.
FILL IN THE BLANK QUESTION
45 sec • 5 pts
Os compostos iónicos são formados pela ligação entre um tipo de _ e um tipo de _.
Answer explanation
Os compostos iónicos são sempre constituídos por iões positivos (catiões) e iões negativos (aniões).
3.
OPEN ENDED QUESTION
2 mins • 10 pts
Explica por que razão os compostos iónicos são eletricamente neutros.
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Answer explanation
Um composto iónico é eletricamente neutro porque a soma das cargas positivas e negativas dos iões que o compõem é igual a zero.
4.
DRAW QUESTION
45 sec • 5 pts
O ião alumínio é representado por Al3+ e o ião óxido por O2-.
Circunda a opção que representa corretamente a fórmula química do óxido de alumínio
5.
WORD CLOUD QUESTION
30 sec • Ungraded
Qual o nome do sal que utilizas na tua cozinha?
6.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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