Question

1) brass is an alloy of copper and _______ 2) bronze is an alloy of copper and __________ 3) the nan-metal present in steel is ______4) the alloy in which one of the metal is mercury is called an________5) the electrical conductivity and melting point of an alloy_______ is than pure metal 6) the rocky material found with ore is called_____

Answer 1

1. zinc
2. nickel
3. Oxygen, sulphur, nitrogen, hydrogen,carbon
4. amalgams
5. low thermal conductivity
6. Gangue

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Answer 2

1)zinc
2)nickle
3) oxygen
4) amalgam
5)low thermal conductivity
6)gangue
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