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Test for chlorine gas 

ChemJungle
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Watch me do the experiment to test for chlorine gas.
1) Test gas using damp blue litmus paper
2) Positive result - the paper will bleach
If you watch closely you'll see it turn red first due to the production of HCl, but the bleached result is the one that definitely confirms it was chlorine
Follow me on @chem.jungle on instagram for more quizzes and notes

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10 сен 2024

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Комментарии : 26   
@fernandoduartemolina
@fernandoduartemolina Год назад
Quick, clear, and to the point! Useful video and beautiful teacher!
@urvaxsahukar7031
@urvaxsahukar7031 Год назад
It turns red 1st and then white. The colour change is so fast you may not be able to see it.
@louiscullen5857
@louiscullen5857 4 месяца назад
not necessarily to be blue litmus paper, just any litmus paper will do. =) smiling means no offence =)
@jivehornet90833
@jivehornet90833 3 года назад
Very helpful thanks :)
@user-fz3vh4kw5s
@user-fz3vh4kw5s 4 месяца назад
Thanks babe, it worked
@chohannameridianss6324
@chohannameridianss6324 4 месяца назад
can i use red litmus paper?
@Deadpool-ul1fu
@Deadpool-ul1fu Год назад
Why did you moisten litmus paper?
@ChemJungle
@ChemJungle Год назад
The reason it bleaches is because of the reaction between the chlorine and the water to make hypochlorite ions - these bleach the colour in the litmus. If there was no water, there would be no reaction!
@snoopyr1953
@snoopyr1953 7 месяцев назад
very cool!
@SupraNathan
@SupraNathan 9 месяцев назад
What kind of solution is the testtube
@nehaard8430
@nehaard8430 3 года назад
Thank u
@dakotahsmith5480
@dakotahsmith5480 Год назад
Any reason why blue litmus paper specifically?
@ChemJungle
@ChemJungle Год назад
Normally it's just easier to see the bleaching and the colour change
@krittapolau-yeung892
@krittapolau-yeung892 2 года назад
Why does the litmus paper turn white in the presence of Cl2?
@chookers1074
@chookers1074 2 года назад
Because this is chemistry 🌞
@krittapolau-yeung892
@krittapolau-yeung892 2 года назад
@@chookers1074 rly? I thought this is biology 😳
@chookers1074
@chookers1074 2 года назад
@@krittapolau-yeung892 I searched this up because of my chem homework haha
@krittapolau-yeung892
@krittapolau-yeung892 2 года назад
@@chookers1074 I searched it to study for bmat lmao
@chookers1074
@chookers1074 2 года назад
@@krittapolau-yeung892 sheshh
@daaimali1193
@daaimali1193 2 года назад
you did it the wrong way, dont insert in test tube, just put it right above it
@fullerz6147
@fullerz6147 2 года назад
yeah it shouldn't be in contact with the solution or you could get a false positive
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