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College Chemistry MCQs (College Level) From Textbook

College Chemistry Exam MCQs – Practice Test 12 (Chapter 2)

Basic Chemistry Notes Questions with Answers PDF Download – Test 12

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Basic Chemistry MCQs – Practice Test 12 PDF Download

MCQ 56: The gram atomic mass of usually occurring uranium is:

  1. 239
  2. 238
  3. 235
  4. 236

MCQ 57: The molecule of methane contains four:

  1. hydrogen atoms
  2. sulphur atoms
  3. nitrogen atoms
  4. oxygen atoms

MCQ 58: The first spectrometer used to determine isotopes was:

  1. Aston's
  2. Dempster's
  3. Bohr's
  4. Aloison's

MCQ 59: The number of isotopes of tin is:

  1. eleven
  2. five
  3. seven
  4. three

MCQ 60: Molecular ions are generated by passing:

  1. X rays only
  2. alpha particles only
  3. atomic rays
  4. X rays and alpha particles

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