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- 1. Multiple ChoiceThis particle determines what element you have - the elements identity.electronprotonneutronvalence shell
- 2. Multiple ChoiceWhich particles make up the nucleus of an atom?protons and neutronselectrons and protonselectrons, protons, and neutronselectrons and neutrons
- 3. Multiple Choice
What is the number of protons that the element in this image contain?1471518 - 4. Multiple ChoiceAn element with a mass number of 11 and an atomic number of 5 has how many neutrons?115616
- 5. Multiple Choice
An isotope of an element has the same number of _________, but a different number of _________.
Protons, electrons
Protons, neutrons
Electrons, neutrons
Neutrons, protons
- 6. Multiple Choice
A radioactive nuclide has a ____ stable nucleus than a non-radioactive nucleus of the same element.
more
less
identical
small
- 7. Multiple ChoiceWhat makes something radioactive?elements with an atomic number above 81an unstable nucleuscontaminated sewageIt decays over time
- 8. Multiple Choice_______________ is the process by which unstable atoms emit radiation until they become stable.RadiationChemical ReactionRadioactive DecayIsotopes
- 9. Multiple ChoiceIn order of most to least penetrating radiation we haveAlpha , Beta, GammaBeta , Gamma , AlphaGamma, Beta, AlphaGamma, Alpha, Beta
- 10. Multiple ChoiceNegatively charged particles emitted from a nucleus at a high speed are ____ .protonsneutronselectronsprotons and neutrons
- 11. Multiple Choice
Which type of radiation releases an electron?
Alpha radiation
Beta radiation
Gamma radiation
Theta radiation
- 12. Multiple Choice
What particle is released when an unstable isotope undergoes alpha radiation?
a helium nucleus
an electron
a photon of light
a neutron
- 13. Multiple ChoiceName the instrument used to detect radioactivity.voltmeterohmeterseismographgeiger counter
- 14. Multiple ChoiceWhich type(s) of radiation would be affected by a magnet?alpha onlybeta onlyalpha and betagamma only
- 15. Multiple ChoiceWhich type of radioactive decay is occurring in this equation?Alpha decaybeta decaygamma decaypositron emission
- Answer choicesTagsAnswer choicesTags