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Chemistry CBSE Live product
Class 10
Metals and non-metals
Physical properties of metals and non-metals
2.
Uses of metals and non-metals
Question:
2
m.
Choose the correct answer:
1
.
Which of the following metals is used to make electrical wires?
Mercury
Copper
Aluminium
Silver
2
.
Which of the following elements is used in the manufacturing of ammonia?
Phosphorous
Nitrogen
Copper
Carbon
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