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Subjects
Science TNSB Mentoring
Class 9
Periodic classification of elements
Applications of the modern periodic table
1.
Alloys
Question:
3
m.
Choose the correct answer:
1.
Copper and zinc alloy named as __________?
Duralumin
Steel
Bronze
Brass
2.
Humans produced the first alloy __________.
bronze
steel
brass
duralumin
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