Answer 7.1

a) What is the meaning of the following acronyms:

  • CI: chemical ionization
  • PICI: positive-ion chemical ionization
  • NICI: negative-ion chemical ionization (Chap. 7)

b) Which of the following attributes apply to CI?

  • Soft ionization technique: YES
  • Old method: YES
  • Very difficult to apply: NO
  • Still highly relevant method: YES

c) Name four processes of positive ion generation in CI and write down the corresponding general equations.

d) What role does a reagent gas play in CI?

Complete Answers _7.1c_7.1d