
Atividade ligações iônicas e estequiometria
Authored by CRISTINA CRISPIM
Chemistry
2nd Grade
Used 1+ times

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9 questions
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1.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Compostos iônicos são capazes de conduzir corrente elétrica quando...
estão no estado sólido
estão em solução aquosa
estão fundidos
estão no estado gasoso
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
É um composto iônico a estrutura apresentada em?
Na
HF
CH4
MgCl2
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A ligação iônica ocorre por meio...
compartilhamento de elétrons
perda e ganho de elétrons
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A escrita de Ca2+ significa a representação de?
átomo neutro
cátion
ânion
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
De acordo com a equação química: MgCl2+ X NaF → 2 NaCl + MgF2. Qual o valor de X?
0
1
2
3
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual o valor da constante de Avogadro?
6,02x1023
6,02x1022
6,0x1021
6,0x1020
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Mol é definido como?
quantidade de átomos
quantidade de moléculas
quantidade de matéria
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