Isotopes and Ions

Isotopes and Ions

Assessment

Flashcard

Chemistry

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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21 questions

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1.

FLASHCARD QUESTION

Front

Adding or subtracting neutrons (charge = 0, mass = 1) makes the element change into an...

Back

isotope

2.

FLASHCARD QUESTION

Front

The atomic number is equal to _.

Back

the number of protons and electrons

3.

FLASHCARD QUESTION

Front

What is the charge on a lithium atom that loses 1 electron? Options: +1, 0, -1, -2

Media Image

Back

+1

4.

FLASHCARD QUESTION

Front

Is the element shown in this image an ion, isotope or normal atom? Options: atom, isotope, cation (+ ion), anion (- ion)

Media Image

Back

atom

5.

FLASHCARD QUESTION

Front

How many protons does this isotope of titanium have? Hint: titanium has an atomic number of 22.

Media Image

Back

22

6.

FLASHCARD QUESTION

Front

What element is this?  What is the mass number of this atom? Options: sodium, 23, magnesium, 23, magnesium, 12, sodium, 11

Media Image

Back

sodium, 23

7.

FLASHCARD QUESTION

Front

Which atom has  4 neutrons? Options: Li-6, Li-7, Li-8, they have the same # of neutrons

Media Image

Back

Li-7

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