Chemistry, asked by Tariq1, 1 year ago

when you add a few drops of acidic acid to a test tube containing sodium bi carbonate powder which one of the following is your observation

1 - no reaction takes place
2- are colourless gas with pungent smell is released with brisk effervescence
3- aap down coloured gas is released with brisk effervescence
4-formation of couples of are colourless and odourless gas

Answers

Answered by swathika23

When you add a few drops of acidic acid to a test tube containing sodium bi carbonate powder ,CO2 gas is evolved.
it is released with brisk effervescence and yes it is colourless .
thus,option 2 colourless gas is released with brisk effervescence is right.

hope it helps!!!!

rudeawakening: CO2 HAS NO SMELL

rudeawakening: CO2 IS JUST AROUND YOU AND NOW PL TRY TO SMELL?

swathika23: ok i know but i answered according to the question

rudeawakening: 4th option is correct

rudeawakening: the one who asked wrote little bit wrong it is bubbles not couples

swathika23: is it? when acetic acid is reacted with sodium bicarb co2 is released right?

rudeawakening: yup

rudeawakening: the facts in your answer are absolutely right just the option is wrong.

swathika23: oh ok ill change it thx for saying

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