Question

Select the odd one out giving reason :-
1.Carbondioxide, sulphurdioxide, oxygen, carbonmonoxide
2.Silver, Nitrogen, Zinc, Mercury​
need to study fast please

Answer 1

Answer:

1) carbon monoxide

2) nitrogen

Explanation:

1) as carbon monoxide is a poisonous gas and it affects the environment

2) as nitrogen is a gas while others are solid

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Answer 2

Answer:

hlo mate

Explanation:

1. oxygen

2. nitrogen

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