Aliajele
Quiz
•
Chemistry
•
10th Grade
•
Hard
Veronica Rotari
Used 2+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Aliajul este un amestec omogen alcătuit din 2 sau mai multe metale
Adevărat
Fals
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Oțelul este aliajul
Cuprului
Fierului
Aluminiului
Magneziului
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Aliajele se caracterizează prin:
Duritate mai mare
Stabilitate la coroziune
Stabilitate chimică
Stabilitate la temperatură înaltă
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Elementul care adăugându-se fierului, îl face dur este:
Carbon
Magneziu
Wolfram
Mangan
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Aliajele aluminiului sunt:
Fieroase
Nefieroase
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Care materiale sunt confecționate din fontă?
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Care materiale sunt alcătuite din oțel
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