Mixing of alcohols: an IB student would like to investigate the effect in heat energy of mixing methanol and ethanol or ethanol or propanol or ethanol and butanol, is this safe?
Chemistry Experiment: Is there an organic practical that uses two of reflux, distillation and liquid-liquid extraction that does not require a fume hood?
- Year Senior Secondary > Science Understanding > Chemical Sciences
Toxic Alcohols in Spirit Burners to test Fuel Efficiency: We have a year 10 chemistry investigation in which students are provided with six alcohols in spirit burners. Their task is to investigat
Cheek Cells: Are students able to do the cheek cell practical using their own cheek cells?
Bromine Water: I have been asked to make up bromine water for testing its reaction with hydrocarbons. I know that this is very toxic and requires an S7 Poisons Permit.
Chem register: Hi. Do you have a register that I can download that lists chemicals for schools please? One that is updated with the GHS.
Use of chemicals: lead (II) nitrate and phenolphthalein. According to a Risk Assessment, lead (II) nitrate and phenolphthalein are hazardous to fertility and unborn children.
Reaction between iron and sulfur: When we conduct the reaction between Fe and S, it seems to create SO2, which is toxic, and sometimes I smell H2S.
Use of Liquid Nitrogen: Are there any restrictions to using liquid nitrogen in school laboratories? If appropriate storage is sourced and safety procedures are followed, can teachers perform liqui
Potassium dichromate in the determination of alcohol content in wine: A prac for the determination of alcohol content in wine has been suggested for our Year 12 chemistry students.