
Repaso Tema Metales
Authored by Lucía Álvarez
Instructional Technology
12th Grade
Used 2+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué mineral de hierro tiene el mayor porcentaje de pureza?
Limonita
Hematites
Magnetita
Siderita
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la principal función del carbón de coque en el alto horno?
Reducir el punto de fusión de la ganga
Aportar oxígeno para la combustión
Producir calor necesario y reacciones químicas
Formar escoria
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué nombre recibe el hierro líquido extraído del alto horno?
Fundente
Arrabio
Lingote
Acero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué material recubre el interior del convertidor LD?
Piedra caliza
Ladrillo refractario
Hierro fundido
Acero inoxidable
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué elemento químico se añade al acero durante su afino en el horno eléctrico para mejorar sus propiedades?
Azufre
Níquel
Fosfato
Magnesio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el método más moderno para la colada del acero?
Colada convencional
Colada sobre lingotes
Colada continua
Laminación en caliente
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué porcentaje de carbono tienen los hierros dulces?
Entre 0.01 y 0.03%
Entre 0.03 y 1.76%
Entre 1.76 y 6.67%
Mayor al 6.67%
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