Year 8 chemical changes
Year 8 chemical changes
Anyone know any "exciting" pracs or demo's for year 8 chemistry? Besides Elephants toothpaste that is.
- smeee
- Posts: 617
- Joined: 02 Jun 2006, 10:00
- Job Title: Lab Technician
- School: LaSalle Catholic College
- Suburb: Bankstown
- State/Location: NSW
Re: Year 8 chemical changes
Energy from a Cheezel ??
Re: Year 8 chemical changes
Take care doing chips and cheezels - one of our teachers investigated this prac and found that they give off dioxin when burnt.. we do not do it any more.. but don't take my word for it - do some research yourself
Re: Year 8 chemical changes
Neutralization Reaction-Sherbet
Spontaneous combustion-demo only
Spontaneous combustion-demo only
Re: Year 8 chemical changes
Mixing methylated spirits with water, soaking a handkerchief or cloth and then setting it alight. They are always amazed that the cloth doesn't burn.
- rae
- Posts: 1045
- Joined: 31 May 2006, 10:00
- School: Oxley College
- Suburb: Burradoo
- State/Location: NSW
Re: Year 8 chemical changes
steel wool in copper sulphate,
There is a fantastic golden rain precipitation demo you can do using lead nitrate and potassium iodide.
http://www.rsc.org/eic/2014/12/golden-r ... onstration
Heating copper carbonate in a test tube and it goes black.
There is a fantastic golden rain precipitation demo you can do using lead nitrate and potassium iodide.
http://www.rsc.org/eic/2014/12/golden-r ... onstration
Heating copper carbonate in a test tube and it goes black.
Re: Year 8 chemical changes
Teacher just tried to order this through email. I'll let her know that bit of info.sunray18 wrote:Take care doing chips and cheezels - one of our teachers investigated this prac and found that they give off dioxin when burnt.. we do not do it any more.. but don't take my word for it - do some research yourself