What is not correct at normal temperatur...

What is not correct at normal temperature and pressure ?

`P_4O_10` is a white solid

`SO_2` is a colourless gas

`SO_3` is a colourless gas

` NO_2` is a brown coloured gas

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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SECTION-E (MULTIPLE CHOICE QUESTIONS (MCQS)) (MCQS ASKED IN JEE/NEET/AIEEE EXAM)

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