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Simon Dobbs's Shop

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(based on 33 reviews)

I taught chemistry for 25 years. I now provide tuition online. I just like nicely produced, imaginative resources.

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I taught chemistry for 25 years. I now provide tuition online. I just like nicely produced, imaginative resources.
The pH scale
simondobbssimondobbs

The pH scale

(0)
I made a very simple ‘fill in the gaps’ worksheet. It may be useful because it focuses on the adjectival and noun words in this topic.
Oxidising alcohols
simondobbssimondobbs

Oxidising alcohols

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A straightforward worksheet on the oxidation of alcohols with information on the front, questions, then answers. In black & white for ready photocopying.
Free radical substitution drag & drop
simondobbssimondobbs

Free radical substitution drag & drop

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An alternative to my cut and stick exercise. Double click on the .html file, and it will open in your browser. You can zoom it so it’s huge using the browser zoom controls. Drag the structures to the correct places, then get a reward. Please note: in order to provide a rich interactive experience, my drag & drop resources are mini-web sites local to your computer. After unzipping, they comprise a folder containing the main .html file and another folder containing the graphic resources and my coding to make the resource work. Double click on the .html file and the resource will work. If, however , you move or delete any of the files frome this hierarchy, the resource will not work.
Exhaust gases
simondobbssimondobbs

Exhaust gases

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I made a simple information sheet about combustion of fuels and pollution. Because I wanted to.
Fuel cell animation
simondobbssimondobbs

Fuel cell animation

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A simple cartoon with half equations. Electrode labels now correct! I have now added positive charges to the hydrogen atom cores/hydrogen ions. The you tube version adds a funky beat.
GCSE polymers
simondobbssimondobbs

GCSE polymers

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A very simple worksheet to aid the distinction of addition polymers from condensation polymers. Explanation on page 1, questions on page 2.
Phenolphthalein
simondobbssimondobbs

Phenolphthalein

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I made an little interactive widget thingy about the coloured forms of this indicator. It can be seen on my web site. Please note: in order to provide a rich interactive experience, my interactive resources are mini-web sites local to your computer. After unzipping, they comprise a folder containing the main .html file and another folder containing the graphic resources and my coding to make the resource work. Double click on the .html file and the resource will work. If, however , you move or delete any of the files from this hierarchy, the resource will not work. ©D&D production
Free radical substitution dance.
simondobbssimondobbs

Free radical substitution dance.

(0)
Reaction mechanisms are beautiful dances, with the dancing atoms throwing out two (heterolytic ) or one (homolytic) arms out to their partner. Thus, I added a little beat to this reaction mechanism.