DP Chemistry Questionbank

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Directly related questions

• 18M.3.sl.TZ1.12a.ii: Explain how 235U fission results in a chain reaction, including the concept of critical mass.
• 18M.3.sl.TZ2.13b: Dubnium-261 has a half-life of 27 seconds and rutherfordium-261 has a half-life of 81...
• 18M.3.sl.TZ2.13a: Compare and contrast the process of nuclear fusion with nuclear fission.  
• 18M.3.sl.TZ1.12b: Suggest one reason why there is opposition to the increased use of nuclear fission reactors.
• 17N.3.sl.TZ0.14b: The amount of 228Ac in a sample decreases to one eighth \(\left( {\frac{1}{8}} \right)\) of its...
• 17N.3.sl.TZ0.14a.ii: Suggest two advantages that fusion has over fission.
• 17N.3.sl.TZ0.14a.i: Compare and contrast fission and fusion in terms of binding energy and the types of nuclei involved.
• 17M.3.sl.TZ2.12a.ii: Explain why this fusion reaction releases energy by using section 36 of the data booklet.
• 17M.3.sl.TZ2.12a.i: One fusion reaction occurring in the sun is the fusion of deuterium, \({}_1^2H\), with tritium,...
• 17M.3.sl.TZ1.14c: Nuclear fusion reactors are predicted to become an important source of electrical energy in the...
• 17M.3.sl.TZ1.14b.ii: Outline why this reaction results in a release of energy.
• 17M.3.sl.TZ1.14b.i: Deduce the identity of X.
• 17M.3.sl.TZ1.14a: Outline how the spectra of light from stars can be used to detect the presence of carbon.
• 16N.3.sl.TZ0.15b: Radioactive phosphorus, 33P, has a half-life of 25.3 days. (i) Calculate 33P decay constant λ...
• 16N.3.sl.TZ0.15a: (i) Explain why fusion, combining two smaller nuclei into a larger nucleus, releases vast amounts...
• 16M.3.sl.TZ0.13c: Outline why an element such as thorium, Th, usually undergoes nuclear fission, whereas helium,...
• 16M.3.sl.TZ0.13b: Uranium-235 has a half-life of 7.038×108 years. (i) Determine the time required for the mass...
• 16M.3.sl.TZ0.13a: Curium, \({}^{240}{\rm{Cm}}\), was synthesized by bombarding thorium nuclei,...
• 10N.3.sl.TZ0.E4b: (i)     Explain why high-level waste should not be disposed of by landfill or...
• 10N.3.sl.TZ0.E4a: State what is meant by the term high-level radioactive waste.
• 09N.3.sl.TZ0.E4c: High-level and low-level wastes are two types of radioactive waste. Compare the half-lives and...
• 10M.3.sl.TZ1.E2b: State the characteristics and sources of low-level nuclear waste.
• 10M.3.sl.TZ1.E2c: The disposal of nuclear waste in the sea is now banned in many countries. Discuss one method of...
• 10M.3.sl.TZ2.E2: (a)     State one source of low-level radioactive waste and one source of high-level radioactive...