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IGCSE A Level Chemistry Competitive Exam MCQs – Mock Test 51

Electronic Configurations Notes Questions with Answers PDF Download – Test 51

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Learn Electronic Configurations Notes Questions and Answers PDF to enhance chemistry digital credentials. Download the Electronic Configurations Quiz Answers PDF e-Book, Ch. 9-51 to study IGCSE A Level Chemistry Practice Tests. Study Electrons in Atoms MCQ Questions PDF, Electronic Configurations Multiple Choice Questions (MCQ Quiz) for chemistry learning modules. Download the Electronic Configurations Notes App: Free IGCSE A Level Chemistry Study App to study electronic configurations, cells and batteries, equilibrium constant expression, reactions of group vii elements test prep to enhance chemistry virtual engagement.

Free "Electronic Configurations Notes" App Download (iOS & Android): Electronic configuration of chromium is; MCQ with answers: [ar]2d4,4s2, [ar]2d5,4s1, [ar]2d4,4s1, and [ar]2d5,4s2. Study Electrons in Atoms Questions and Answers, Apple Book to download free chapter to enhance chemistry digital credentials.

Electronic Configurations MCQs – Mock Test 51 PDF Download

MCQ 251: The electronic configuration of chromium is:

  1. [Ar]2d5,4s1
  2. [Ar]2d4,4s2
  3. [Ar]2d5,4s2
  4. [Ar]2d4,4s1

MCQ 252: In 1748, the first time the word used in connection with electricity was:

  1. battery
  2. charge
  3. electrode
  4. none of above

MCQ 253: Law relating to concentrations of substances present at equilibrium and to the stoichiometric equation is known as:

  1. Law of mass action
  2. Charle's Law
  3. Law of conversation of energy
  4. Boyle's law

MCQ 254: Halogen with the highest electronegativity is:

  1. F
  2. Br
  3. Cl
  4. I

MCQ 255: Repulsion in electron pairs occurs until the:

  1. repulsive forces are maximized
  2. repulsive forces are minimized
  3. repulsive forces are completely diminished
  4. attraction takes over repulsion

IGCSE A Level Chemistry Notes App & eBook – Electronic Configurations Competitive Exam

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