Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None

Ozone attacks

1 Mercury and silver

2 Copper

3 Silver and iron

4 None of these

Question Posted / guest

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Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None of these..

Answer / guest

(4) None of these

Is This Answer Correct ?

79 Yes

16 No

Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None of these..

Answer / milan mandal

None of these

Is This Answer Correct ?

9 Yes

2 No

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