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5 Written questions

5 Matching questions

  1. Action Level 2
  2. Periodic Table - Alkali Metals
  3. Chemical Valence
  4. Maintain pH by adding ? into the primary system and ? into the secondary
  5. Flow Accelerated Corrosion
  1. a localized increase in corrosion rate caused by relatively high flow rate at the corroding surface
  2. b Reduction in power
  3. c Number of extra electrons of an atom
  4. d Lithium hydroxide, amine
  5. e First column elements tend to give up their one extra electron

5 Multiple choice questions

  1. Vertical column
  2. Left of zig zag
  3. It can be inhaled, ingested and absorbed bythe human body
  4. Electrochemical attack on a small area of metal in a crack or crevice
  5. Letdown/makeup, Filtration, Ion exchangers,

5 True/False questions

  1. Intergranular AttackCorrodent attacks bulk material


  2. Nickel based alloys (niconels) are used in?valve seats


  3. Cation ResinRemoves Na+ ions and replaced with H+


  4. Redux and CorrosionMetal is oxidized and other substance is reduced


  5. Fission productsMotsly 2 but sometimes a third (tritium)