OL Atomic Theory Review 2021

OL Atomic Theory Review 2021

Assessment

Flashcard

Chemistry

10th Grade

Hard

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17 questions

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1.

FLASHCARD QUESTION

Front

How do you find the mass number?

Back

Protons+Neutrons

2.

FLASHCARD QUESTION

Front

How do you find the average atomic mass?

Back

Calculate it using the percent abundance for each isotope

3.

FLASHCARD QUESTION

Front

How does Carbon-12 and Carbon-14 differ? Options: # of protons, Mass #, # of neutrons, Mass # and # of neutrons

Back

Mass # and # of neutrons

4.

FLASHCARD QUESTION

Front

Carbon-12 and Carbon-14 are

Back

Isotopes

5.

FLASHCARD QUESTION

Front

If carbon has an average atomic mass of 12.011 amu, which isotope is the most abundant?

Back

C-12

6.

FLASHCARD QUESTION

Front

If aluminum loses 3 electrons, what will the charge be?

Back

+3

7.

FLASHCARD QUESTION

Front

Which of the following is an ion? O-16, O-18, Carbon-12, O-2

Back

O-2

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