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Listed under:  Science  >  Matter  >  Chemical compounds  >  Organic compounds

VisChem topic 10: reactions of carbon compounds

This web page contains animations showing reaction mechanisms for organic substitution, addition and elimination reactions. For most reactions there are two animations, one showing molecular models, and the other showing structural formulas with movement of electrons as bonds are rearranged.


Rinso: 'Then came happiness', 1931 - asset 1

This is the opening sequence of a black-and-white 'talkies' advertisement featuring Rinso soap powder. It was made in 1931 and follows the form of a domestic drama in which the life of a worn-out housewife is transformed by a new washing powder. The segment begins with a title screen: 'Then Came Happiness. Hawkins Film ...

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Atoms and organic compounds

Can you imagine someone who lived over 2400 years ago saying that all matter is made up of atoms? Democritus, an ancient Greek, did. Explore the history of this scientific idea with chemist Amanda Tilbury. Hear how Swedish scientist Jöns Berzelius postulated much later that only living tissue could make an organic compound ...

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Dyeing with red cabbage!

Many natural products, such as red cabbage and turmeric, can be used as a natural source of colour to dye fibres. Watch the dyeing demonstration in this clip to see how. Discover the chemistry of natural dyes, including the bonding properties of different pigments and how acid-base reactions can alter the colour of pH-sensitive ...


VisChem topic 5: factors affecting the rates of chemical reactions

This website contains seven animations depicting the factors that influence rates of organic chemical reactions. Three animations explore the significance of collision orientation, two the role of activation energy and two the effects of different solvents.

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Using fodder to reduce parasites and pollution

Find out about a surprising approach that could help control cattle parasites and at the same time reduce cattle greenhouse gas emissions. Listen to Associate Professor Phil Vercoe and research fellow Zoe Dermitch explain the biological effects ('bioactive properties') that fodder plants could have on the cattle that graze ...

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Musical number patterns: the challenge

Make music by building up rhythms from two instruments. Make a counting rule that includes a given number. Select the start number and then select a number to count by. For example, include the number 9 in a counting pattern by starting at 1, then count by 4. Describe another counting pattern that includes the same number. ...

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Number trains: 1–10 [Italian]

Use your knowledge of Italian numbers one to ten to arrange train carriages according to numbers on their sides. The numbers are represented in a range of formats such as Italian number words, numerals, dice dots or counting frames. Identify the numbers that come before and after starting numbers. This learning object is ...

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Forensic science: DNA

Explore the basic properties of DNA. See how DNA samples are collected and analysed by police. Find out how DNA fingerprinting can be used to identify a person and help to solve a crime. Identify differences between DNA samples. This learning object is one in a series of eight objects.

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Forensic science: blood

Find out how blood samples at crime scenes are compared with known blood types to identify suspects. Look at a table showing percentages of blood types in the Australian population. See how antibodies and antigens are used to identify blood types. Test a blood sample and identify its type. Answer questions about differences ...

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Forensic science: fibres and hairs

Look at a magnified view of common fibres such as linen, silk, nylon, cotton and wool. Examine the structure of a human hair. Find out how fibres and hairs are collected and tested. Forensic scientists compare samples from crime scenes with clothing, materials and hair of suspects. This learning object is one in a series ...

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Forensic science: fingerprints

Look closely at the structure of fingerprints, including the main types of ridge patterns and interconnecting lines. See how fingerprints are collected by police. Follow instructions to make your own set of fingerprints. Find out how fingerprints at crime scenes are compared with records to identify suspects. Compare fingerprints ...

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Forensic science: footprints

Look closely at a footprint made by a boot. See how footprint casts are made by police. Follow instructions to make real footprint casts. Notice differences between footprints. Find out how footprint impressions at crime scenes are compared with shoes to identify suspects. This learning object is one in a series of eight objects.

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Forensic science: handwriting

Look closely at the structure of handwriting, including signatures. See how handwriting is analysed by police. Find out how police examine handwriting samples from crimes and compare them to samples of a suspect's handwriting. Make samples of your own handwriting. Compare handwriting samples with others and identify differences. ...

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Forensic science: identikit

Explore how identikit pictures are used to describe physical characteristics of a person's face and head. Look closely at a photo of a person, then build an identikit picture. Match horizontal sections of eyebrows, eyes, nose and mouth. Identify the suspect in a police lineup. This learning object is one in a series of ...

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Forensic science: building a profile

Explore how criminal suspects are described in police profiles. Build a profile describing yourself or a friend. Take fingerprints, draw an identikit picture and record physical characteristics such as height, weight and blood type. This learning object is one in a series of eight objects.

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Who lives here?

Search a rainforest habitat in north-east Australian for clues about animals that live there. Track down hidden animals. Find clues such as animal sounds, tracks and shadows. Check species descriptions to identify which animals might live in the area. Write a survey report including observations and conclusions.

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Earth Alert

Tune in to a television program exploring environmental issues. Solve four ecological problems involving pest animals and humans: domestic cats, European wasps, sea stars and rural drivers. Get tips for solving environmental problems in your local area.

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Mine rescue

Rescue three miners trapped by fire. Select and test gases to find out which gas will put out the fire and which gas the miners can breathe.

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pH: what is pH?

Test solutions to find whether they are acidic, basic or neutral. Arrange them in order of acidity. Measure the pH of solutions using universal indicators and a pH meter. Identify mystery liquids by measuring their pH. For example, identify the liquid in a car battery as an acid. Remember, all acids and bases including ...