Gas Flame reaction Glowing splint Limewater reaction Bromothymol blue reaction Hydrogen         Oxygen         Hydrogen& oxygen         Carbon dioxide         AlkaSeltzer         Breath             Questions   

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Gas

Flame

reaction

Glowing

splint

Limewater

reaction

Bromothymol

blue reaction

Hydrogen

 

 

 

 

Oxygen

 

 

 

 

Hydrogen& oxygen

 

 

 

 

Carbon dioxide

 

 

 

 

AlkaSeltzer

 

 

 

 

Breath

 

 

 

 


 

 

Questions                                                                                                          

 

A.  Give two reasons why we fillthe gas generator test tubes almost to the top with chemicals.

 

 

 

 

 

 

 

 

B.   What happens to the zinc in the hydrogen generation experiment?

 

 

 

C.   What happens to the manganese in the oxygen generation experiment?

 

 

 

 

 

D.  Write a balanced equationfor the reactionbetween O2and H2.

 

 

 

E.   What is the function/purposeof the bromothymol blue in the CO2experiment?

 

 

 

 

F.    Bromothymolblueisblueinthepresenceofbasicsolutions,andyellowinthepresenceof acidic solutions.If your solutionis a murky green, what might you assume about the solution?

    • Posted: 5 years ago
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