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i cant solve this

9635889232 - about 7 years ago

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its only oxygen

Ajay singh shekhawat - about 7 years ago

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Reason

Gopika - about 7 years ago

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What is the reason

Gopika - about 7 years ago

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why//

Pragnya - about 7 years ago

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which particle has no chrge

Karthika kh - about 7 years ago

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b and d are same options

Aarzoo2001 - about 7 years ago

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shouldnt its answer be B>be>li>na

Aarzoo2001 - about 7 years ago

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explain me the correct answer

Jyoti - about 7 years ago