N 3- 4 Nuclear Chemistry and Analysis

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N 3- 4 Nuclear Chemistry and Analysis
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1. Give some examples of background radiation?
Solar radiation Rocks Nuclear testing  
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2. What could you use to measure radiation? 
Geiger-Muller tube  
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3. Nuclear fusion takes place in the
sun.Briefly describe what happens in this
process.
Two light nuclei join together releasing
energy.
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4. Where are new elements formed?
In the stars
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5. How could you measure the pH of a substance?

• pH paper or universal indicator add to sample,
  check colour, compare to colour chart.
• pH meter (electronic method)

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6. What metal is present if you see a blue /
green flame?
Copper (use your data book)
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7. What metal is present if you see a lilac
flame?
Potassium (use your data book)
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8. What metal is present if you see a yellow
flame?
Sodium (use your data book)
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? Glucose and Fructose
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10. What would you use to separate a liquid
from a solid?
Filtration
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11. What would you use to separate a mixture of
gases or liquids?
Distillation