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1
Answer 1
option c
Explanation: Amphoteric oxides are oxides which react both as an acid and as a base. Many metals such as copper, zinc, aluminum, tin, lead and beryllium form amphoteric oxides or hydroxides.
Answer 2
option a
Answer 3
option d
Answer 4
option c
Answer 5
option a
Answer 6
option c
Answer 7
option b
Answer 8
option d
Answer 9
option a
Answer10
None of the above
option d
Answered by
2
Answer:
1. (c) Aluminium
2.(a) Mercury
3.(d) Copper
4.(c) Ammonia
5.(a) Coke, Coke tar, Coal gas
6.sry I don't know this answer
7.(c) Liquid that does not conduct electricity.
8.(d) Opposite to the direction of motion
9.(a) Loud sound
10.(sry I don't know this answer
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