
Understanding Isotopes and Atomic Structure

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard
Nancy Jackson
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What defines an isotope of an element?
Same number of neutrons, different protons
Same number of protons, different neutrons
Same number of protons and neutrons
Different number of protons and neutrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do geologists use isotopes?
To determine the chemical composition of rocks
To calculate the age of ancient objects
To find the location of ancient artifacts
To predict future geological events
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the atomic number of an element represent?
The total number of neutrons
The mass of the atom
The total number of electrons
The number of protons in the nucleus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you calculate the number of neutrons in an atom?
Add the atomic number to the mass number
Divide the mass number by the atomic number
Subtract the atomic number from the mass number
Multiply the atomic number by the mass number
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference in neutron count between carbon-12 and carbon-14?
Carbon-12 has two more neutrons
Carbon-14 has two more neutrons
They have the same number of neutrons
Carbon-14 has four more neutrons
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