2686984
Beschreibung
Mindmap von lisawinkler10, aktualisiert more than 1 year ago
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Erstellt von lisawinkler10
vor mehr als 9 Jahre
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Chemistry ATP Tests
- Flame tests
- 4. clean the loop in acid and rinse with water,
then repeat steps 1 to 3 with a new sample
- 3. observe the changed colour
of the flame, and decide which
metal it indicates
- 2. hold the flame test
loop at the edge of a
bunsen burner flame
- 1. dip a
clean flame
test loop in
the sample
solution
- 1. dip a
clean flame
test loop in
the sample
solution
- 2. hold the flame test
loop at the edge of a
bunsen burner flame
- 3. observe the changed colour
of the flame, and decide which
metal it indicates
- Potassium
- Lithium
- Barium
- Copper
- Sodium
- Calcium
- 4. clean the loop in acid and rinse with water,
then repeat steps 1 to 3 with a new sample
- Anion Tests
- Halides (in
solution)
- Acidify with dilute
NITRIC ACID, then
add SILVER NITRATE
- Chloride Cl-
WHITE ppt.
- Bromide Br-
CREAM ppt.
- Iodide I-
YELLOW ppt
- Chloride Cl-
WHITE ppt.
- Acidify with dilute
NITRIC ACID, then
add SILVER NITRATE
- Carbonate
CO32–
- Add dilute ACID
- EFFERVESCENCE
- CARBON DIOXIDE
produced
- EFFERVESCENCE
- Add dilute ACID
- Nitrate (in
solution)
NO3-
- Add aqueous SODIUM
HYDROXIDE, then aluminium
foil and warm carefully
- AMMONIA NO3- produced
- AMMONIA NO3- produced
- Add aqueous SODIUM
HYDROXIDE, then aluminium
foil and warm carefully
- Sulfate (in
solution)
SO42-
- Add dilute HYDROCHLORIC ACID,
then add aqueous BARIUM NITRATE
- WHITE ppt.
- WHITE ppt.
- Add dilute HYDROCHLORIC ACID,
then add aqueous BARIUM NITRATE
- Halides (in
solution)
Medienanhänge
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