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The first metal used by man was_________.
A
Iron
B
Copper
C
Tin
D
Lead
Answer:
B. Copper
Related Questions:
The metal present in Chlorophyll is ?
സൾഫ്യൂറിക്കാസിഡിൽ നിന്നും ഹൈഡ്രജൻ പുറംതള്ളാൻ പറ്റാത്ത ലോഹം ഏത്?
Which metal was used by Rutherford in his alpha-scattering experiment?
Galena is the ore of:
The mineral from which aluminium is extracted is:
