
Cuestionario sobre Espectroscopia
Authored by Jesus Blanquet
Physics
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Métodos ópticos en los que existe intercambio de energía entre la radiación electromagnética y la materia. Se basan en procesos de absorción y emisión.
No espectroscópicos
Espectroscópicos
Absorción atómica
Emisión atómica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es un dispositivo óptico que permitirá la selección de la longitud de onda que se va a medir.
Atomizador
Lámpara
Monocromador
Fuente de luz
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La espectrofotometría UV-VIS se emplea para detectar y cuantificar la presencia de metales pesados como_________________ en cuerpos de agua.
Pb, Hg, Na y Cl.
Hg, Pb, He y H.
Pb, As, Cd y Hg
Todos los anteriores
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué mide la espectroscopia infrarroja en las moléculas?
Energía nuclear
Vibraciones moleculares
Transiciones electrónicas
Infrarrojo zona media
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la unidad de medida que se utiliza comúnmente en la espectroscopia infrarroja?
Nanómetros
Angstroms
Hertz
Centímetros inversos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de enlace tiene una absorción característica cerca de los 1100 cm-1?
C=O
C=C
C-O-C
C-O-H
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En espectroscopia infrarroja las muestras que se pueden analizar deben ser:
Gases y Líquidas
Sólidas
Gases
Sólidas, Liquidas y gaseosas
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