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up and down quarks, electrons

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Q: Determine the number of each of the three types of subatomic particles in selenium?
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Related questions

Which subatomic particles are used to determine an atoms mass number?

Two particles are considered. they are protons and nrutrons


What 2 subatomic particles can you determine form the atomic number?

The number of protons as well as the number of electrons.


What 2 subatomic particles can you determine from the atomic number?

Atomic number is same as the number of protons and number of electrons.


What two subatomic particles are added together to determine the mass number?

Protons plus the neutrons


How do you determine sum of subatomic particles?

The mass number is the sum of protons and neutrons in the atomic nucleus.


How do you determine the no of each subatomic particles?

If you use 24He notation then the bottom number in the number of protons and electrons and the top number minus the bottom number is the number of neutrons


What is the number of subatomic particles for oxygen?

24


What two subatomic particles match the atomic number on the periodic table?

The two subatomic particles are protons and electrons. They match the atomic number on periodic table.


Has the number of subatomic particles changed?

No, from 80 years.


What does the mass number equal?

The total number of subatomic particles in the nucleus


What are subatomic particles that determine an atoms behavior or bonding ability?

Electrons. The number of valence or "free" electrons an atom has determines how it can bond with other atoms.


How do you determine the numbers of subatomic particles in an atom based on its identity?

Atomic number of a chemical element = Number of protons = Number of electrons Atomic mass of an isotope (mass number) - Number of protons = Number of neutrons