which of the following is the lightest element

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Q:
Which of the following is the lightest element?

1
Helium
2
Mercury
3
Hydrogen
4
Platinum

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Answer : 3. "Hydrogen"

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GK General Science Questions

Q:
Which of the following is the lightest element?

Answer : 3. "Hydrogen"

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Q: Which of the following is the lightest element?

Answer : 3. "Hydrogen"

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Q:
Which of the following is the lightest element?

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Q.
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Q.
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