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<p>Las energías de enlace de las moléculas de Br<sub>2</sub> , H<sub>2</sub> y HBr son, respectivamente, de 193,87; 436,00 y<br />365,7 kJ/mol. De los siguientes enunciados señale el que considere correcto.</p>
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Choice 1
Answer
<p><strong></strong> La molécula de Br2 es más estable que las moléculas de H2 y HBr</p>
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
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33.33333%
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16.66667%
14.28571%
12.5%
11.11111%
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Feedback
Choice 2
Answer
<p> La molécula mas estable es la de H2.</p>
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
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33.33333%
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16.66667%
14.28571%
12.5%
11.11111%
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5%
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-12.5%
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-16.66667%
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Feedback
Choice 3
Answer
<p>El Br<sub>2</sub> será más reactivo que el HBr</p>
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
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-12.5%
-14.28571%
-16.66667%
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-66.66667%
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-83.33333%
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-100%
Feedback
Choice 4
Answer
<p>El calor de formación de una molécula de HBr se obtiene como media aritmética de los calores de formación<br />del bromo e hidrógeno.</p>
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
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20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
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-11.11111%
-12.5%
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-16.66667%
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-66.66667%
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-83.33333%
-90%
-100%
Feedback
Choice 5
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
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-33.33333%
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-60%
-66.66667%
-70%
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-83.33333%
-90%
-100%
Feedback
Choice 6
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
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-33.33333%
-40%
-50%
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-66.66667%
-70%
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-83.33333%
-90%
-100%
Feedback
Choice 7
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
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-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Combined feedback
For any correct response
<p>Respuesta correcta</p>
For any partially correct response
<p>Respuesta parcialmente correcta.</p>
Options
Show the number of correct responses once the question has finished
For any incorrect response
<p>Respuesta incorrecta.</p>
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Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
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Hint 2
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Created
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Admin User
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Monday, 6 August 2018, 3:27 PM
Last saved
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Admin User
on
Monday, 6 August 2018, 3:27 PM
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