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  • Which of the following statements is incorrect for  gas?Option: 1 It is a

Which of the following statements is incorrect for SO_2 gas?

Option: 1

It is a colourless gas.


Option: 2

It's melting point is -75.5^{\circ}C


Option: 3

SO_2  level below 2 ppm is poisonous


Option: 4

It has choking smell


Answers (1)

best_answer

As we learnt

 

Sulfur dioxide -

 

SO2 is a gas at room temperature and exists as individual molecules even in the solid state.

- wherein

 

 

SO2 level below 2 ppm is not poisonous. 

Posted by

Irshad Anwar

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