Classifying Changes

C4U p23 Exp 2.7 (Physical and chemical change) Year 9/ year 7

magnesium-ribbon-burning

burning-magnesium-and-copper-strip

put ignition tube in glass bin to be disposed of Try to save few if possible

Exp. 2.7 p.23 C4U Physical and chemical changes or

NewC4U Exp.2.4 p.25

Haz CARD 27C, 45B, 108A, 52, 26 GAS on

7 x (Test tubes) Ignition tubes 7A3
Test tube rack not needed with ignition tubes
Test tubes holder (for ignition tubes)in classroom (metal and or wood)
Tongue (For Copper foil)
Bunsen burner
Heat proof mat
Eye protection
Spatulas
150 ml beakers containing (Can be set up in ignition tube see picture)
- Copper carbonate Cu2CO3
- Salol (Phenyl slicytate) C13H10O3
- Zinc oxide ZnO
- Copper foil (blue tray in Chemical store top shelf)
- Paraffin wax (underneath sink chem prep.)
- Copper sulfate (hydrated) CuSO4 H2O
- Sand
Mineral wool (to close up ignition tubes)

Sand, Wax in test tubes(underneath the sink chem prep ), copper carbonate, salol (Phenylsalicylate),Zinc oxide, Copper (II)Sulfate(Blue), Copper foil(Blue tray in Chemical store top shelf), Ignition tube + test tube holder (7A3/7A2)

EXp 2.4 p.25 NC4U suppor pack

Mineral wool(Rock-sill) for ignition tubes, Tongs(in Class room) Add to this practical on demand (Gas Jar (7A6) with O2, sulfur, deflagrating spoon, set up in fume cabinet, Bunsen burner +gas on)

set up in ignition tube X 6 each (no paraffin)

Iron and sulfur Demo :

Iron powder
Sulfur
Ignition tubes
Mineral wool

Minute 7.20 from video :

https://edu.rsc.org/experiments/iron-and-sulfur-reaction/713.article