Consider the following Statements: 1. Radon is the heaviest gas. 2. Astatine is the rarest element on the earth. 3. Graphite which is a non-metal is also an electrical conductor. Which among the above Statement(s) is/are correct?

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1, 2 and 3

Consider the following Statements: 1. Radon is the heaviest gas. 2. Astatine is the rarest element on the earth. 3. Graphite which is a non-metal is also an electrical conductor. Which among the above Statement(s) is/are correct?

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