Natural Abundance of Isotopes

Natural Abundance of Isotopes

10th Grade

29 Qs

quiz-placeholder

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Natural Abundance of Isotopes

Natural Abundance of Isotopes

Assessment

Quiz

Science

10th Grade

Hard

NGSS
MS-PS1-1, HS-PS1-7, MS-PS1-2

Standards-aligned

Created by

Charles Martinez

FREE Resource

29 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

An isotope has three forms.  10% have a mass of 4 amu, 20% have a mass of 5 amu and 70% have a mass of 6 amu.  Based on the percentage of abundances above, the average atomic mass will be closest to...

3 amu

4 amu

5 amu

6 amu

7 amu

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Element Z has 2 natural isotopes. One isotope has a mass of 15.0 amu and a relative abundance of 30%. The other isotope has a mass of 16.0 amu and a relative abundance of 70%. Estimate the average atomic mass for this one element.

15.0 amu

16.0 amu

15.7 amu

16.9 amu

Tags

NGSS.MS-PS1-1

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

If the abundance of 85Rb is 72.2% and the abundance of 87Rb is 27.8%,

What is the average atomic mass of rubidium?

Tags

NGSS.MS-PS1-1

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Calculate the average atomic mass of silver.

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

An unknown element has three isotopes. Given the abundances and relative masses, determine which element it is.

HINT: You do NOT need to calculate anything here.

Uranium

Mass: 238.03

Fluorine

Mass: 19.00

Mercury

Mass: 200.59

Polonium

Mass: 209

Tags

NGSS.MS-PS1-1

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

1.00794 is the (a)   atomic ​ (b)   for hydrogen

minimum
number
average
maximum
mass

Tags

NGSS.MS-PS1-1

7.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

The average relative atomic mass of Vitellium (Vi) must be ​ (a)   the mass of the isotope called ​ (b)  

closest to
Vi–193.
Vi–191
Vi–188
equal to

Tags

NGSS.MS-PS1-1

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