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Exploding plastic bottles: I would like to ask about the demonstration of HCl and Al within a plastic bottle which explodes when the level of hydrogen gas builds up.

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Publication Date: 20 August 2021
2 Responses
Answered by an Expert

Whoosh bottle: Is using isopropanol as a fuel safer than using ethanol or methanol?

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Publication Date: 29 July 2019
1 Responses
Answered by an Expert
Artist's impression of an atom showing the electrons
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Publication Date: 30 July 2014

This online resource looks at the emission spectra of various cations.

Type of Resources: Weblink
Australian Curriculum:
  • Year 9 > Science Inquiry Skills > Processing and analysing data and information > Analyse patterns and trends in data, including describing relationships between... > ACSIS169
  • Year 9 > Science Inquiry Skills > Processing and analysing data and information > Use knowledge of scientific concepts to draw conclusions that are consistent... > ACSIS170
  • Year 9 > Science Inquiry Skills > Questioning and Predicting > Formulate questions or hypotheses that can be investigated scientifically > ACSIS164
  • Year 9 > Science Understanding > Chemical Sciences > All matter is made of atoms which are composed of protons, neutrons and... > ACSSU177
Artist's impression for a fire
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Publication Date: 30 July 2014

These online resources show various aspects of combustion reactions.

The four links show the reactions and give explanations for the observed phenomena.

Type of Resources: Weblink
Australian Curriculum:
  • Year 9 > Science Inquiry Skills > Processing and analysing data and information > Analyse patterns and trends in data, including describing relationships between... > ACSIS169
  • Year 9 > Science Inquiry Skills > Processing and analysing data and information > Use knowledge of scientific concepts to draw conclusions that are consistent... > ACSIS170
  • Year 9 > Science Inquiry Skills > Questioning and Predicting > Formulate questions or hypotheses that can be investigated scientifically > ACSIS164
  • Year 9 > Science Understanding > Chemical Sciences > Chemical reactions, including combustion and the reactions of acids, are... > ACSSU179