Balanceamento de reações
Quiz
•
Chemistry
•
•
Practice Problem
•
Hard
ISIS ARAUJO
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A reação de combustão do metano representada acima não apresenta-se balanceada.
Verdadeiro
Falso
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Considerando-se a equação química não balanceada:
A Mg + B HCl →C MgCl2 + D H2
o coeficiente de cada reagente e produto está representado com as letras A, B, C e D e será, respectivamente:
A-2; B-2; C-1; D-1
A-1; B-2; C-1; D-1
A-2; B-1; C-1; D-2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1, 3 e 3
1, 2 e 2
1, 1 e 1
2, 2 e 1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2,1,1,e 1
2, 2, 2 e 1
2, 1, 1 e 2
1, 2, 2 e 1
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1,2,2
1,1,1
2,2,2
1,1,2
2,2,1
6.
DRAG AND DROP QUESTION
5 mins • 1 pt
Complete os coeficientes estequiométricos inteiros que balanceiam a equação química
(a) N2 + (b) H2 = (c) NH3
7.
DRAG AND DROP QUESTION
5 mins • 1 pt
Complete os coeficientes estequiométricos inteiros que balanceiam a equação química
(a) H2O = (b) H2 + (c) O2
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