
Coure i Metalls Lleugers

Quiz
•
Instructional Technology
•
12th Grade
•
Hard
Javier Romero
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quina és la temperatura de fusió del coure?
900 °C
660 °C
1085 °C
1668 °C
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quin aliatge es forma amb coure i estany?
Titaní
Alumini
Llautó
Bronze
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quina propietat té l'alumini?
Ferromagnètic
Dens
Resistent a la corrosió
Mala conductivitat elèctrica
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quin és el punt de fusió del llautó?
1085 °C
900 °C
980 °C
660 °C
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quina aplicació té el bronze?
Cables elèctrics
Vàlvules
Estris de cuina
Campanes
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quin metall és conegut per la seva alta resistència a la corrosió?
Coure
Alumini
Titaní
Llautó
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quina és la principal font d'obtenció de l'alumini?
Bauxita
Coure natiu
Calcocita
Malaquita
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