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ORGANIC COURSE 2

ADRIAN

Read about Adrian as an Educator of over thirty years, as a Chemistry Tutor with a resume of helping hundreds of private clients over three decades, and as an Author and Writer with an extensive portfolio of work

ADRIAN'S CORE VALUES

Read about the the four Core Values that drive all of Adrian’s professional endeavors, and that act as the cornerstones of his work

ADRIAN'S CHEMISTRY BOOKS

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CHEMISTRY BOOK GALLERIES

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CHEMISTRY WRITING PORTFOLIO

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AP MCQ 00ABC PART 1

  • Question 01:

    Which term describes the proximity of a measurement to the actual value?


  • Question 02:

    In Rutherford's Gold Foil Experiment it was found that most of the positively charged alpha particles passed through the gold foil without deflection, but that a few of the alpha particles were deflected by large amounts. What conclusion did Rutherford draw from these observations?


  • Question 03:

    Which of the following calculations would give a correct value for the number of neutrons in a single atom of Ne22?


  • Question 04:

    How many significant figures does the number 2900 possess?


  • Question 05:

    Which of the following base quantities is paired with the WRONG unit?


  • Question 06:

    Which of the following describes a chemical change?


  • Question 07:

    Which data are the most precise?


  • Question 08:

    The prefix 'kilo' denotes raising 10 to which of the following powers?


  • Question 09:

    Which term describes the physical change from a solid directly to a gas?


  • Question 10:

    What is the % error when an experiment produces a value of 25, when the true, accepted value is 75?