73881
Descripción
Test por bethany.adkins22, actualizado hace más de 1 año
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Creado por bethany.adkins22
hace más de 11 años
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Pregunta 1
Pregunta
The atomic number is...
Respuesta
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the number of protons in the nucleus
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The sum of the nucleons
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the number of electrons in a stable isotope
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represented by the symbol Z
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is represented by the symbol M
Pregunta 2
Pregunta
The neutron number...
Respuesta
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Is the amount of charge on an ion
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is the number of neutrons
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Is represented by the symbol N
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is the amount of nucleons
Pregunta 3
Pregunta
A nucleon is..
Respuesta
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a particle orbiting a neutron
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a subatomic particle with a neutral charge
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a subatomic particle found in the nuclues
Pregunta 4
Pregunta
The mass number...
Respuesta
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is the total number of nucleons
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has the symbol A
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has the symbol M
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is the number of protons
Pregunta 5
Pregunta
An isotope...
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is a nucleus with a differing number of neutrons
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is a nucleus with a differing number of protons
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is a nucleus with a differing number of electrons
Pregunta 6
Pregunta
An electron...
Respuesta
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determines reactivity
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determines mass
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Is negatively charged
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has a mass 1836 times smaller than that of a proton
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is positively charged
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has a mass half of that of a neutron
Pregunta 7
Pregunta
What is the formula for the number of electrons in a shell?
Respuesta
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2(n^3)
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2n
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2(n^2)
Pregunta 8
Pregunta
The mass of a nucleus is less than the sum of the nucleons. This is because...
Respuesta
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Quarks have negative mass
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Mass manifests as the force holding the nucleus together in the form of energy
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Mass takes the form of kinetic energy
Pregunta 9
Pregunta
What quarks are found in the proton?
Respuesta
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2 ups and 1 down
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2 downs and 1 up
Pregunta 10
Pregunta
What quarks are found in a neutron?
Respuesta
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2 ups and 1 down
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2 downs and 1 up
Pregunta 11
Pregunta
What are the colours nucleons differ in?
Respuesta
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Red, yellow, blue
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Red, green blue
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Red, white blue
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