PROPIEDADES DE LOS MATERIALES POLIMÉRICOS
Quiz
•
Chemistry, Science, Physics
•
1st Grade
•
Hard
María Reyna
Used 16+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Son macromoléculas formadas por la unión de moléculas más pequeñas llamadas monómeros
Polimeros
Cerámicos
Metales
Semiconductores
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Los polimeros principalmente esta unidos por enlaces:
Covalentes
Fuerzas de Van der Waals
Enlaces de hidrógeno
ionicos
Todas con correctas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los polimeros se clasifican en función de:
Su estructura y propiedades
Tipo de enlace químico
Tipo y número de imperfecciones
Ninguna es corrrecta
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tipo de polimero que requiere calor para ser conformados y tras el enfriamiento mantienen la forma.
Termoplásticos
Elástomero
Termoestables
Ninguna es correcta
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son materiales poliméricos que no pueden ser fundidos o re-procesados
Termoplásticos
Elastómeros
Termoestables
Ninguna es correcta
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Las propiedades físico-químicas mas importantes de los polímeros son:
Son aislantes térmicos y eléctricos
Son buenos conductores de la electricidad
Resistencia a la degradación química
Soportan mayor cantidad de cargapor unidad de área
Son maleables
7.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Factores que afectan la conductividad eléctrica en los materiales poliméricos:
Introducción de un aditivo polimérico
Dopado o procesamiento de polímeros (AsF5)
Estructuras amorfas
Ninguna es correcta
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