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Questions and Answers
Electrons are located within the nucleus of an atom, alongside protons and neutrons.
Electrons are located within the nucleus of an atom, alongside protons and neutrons.
False (B)
The majority of an atom's mass is concentrated in the nucleus, which contains protons and neutrons.
The majority of an atom's mass is concentrated in the nucleus, which contains protons and neutrons.
True (A)
Electrons possess approximately the same mass as protons and neutrons.
Electrons possess approximately the same mass as protons and neutrons.
False (B)
Neutrons carry a positive electrical charge, contributing to the overall positive charge of the nucleus.
Neutrons carry a positive electrical charge, contributing to the overall positive charge of the nucleus.
The electrostatic force between electrons and the nucleus is a repulsive force, pushing electrons away from the nucleus.
The electrostatic force between electrons and the nucleus is a repulsive force, pushing electrons away from the nucleus.
If an electron absorbs enough energy from a photon, it can overcome the electrostatic force and leave the atom.
If an electron absorbs enough energy from a photon, it can overcome the electrostatic force and leave the atom.
An atom that has lost electrons will have a net negative charge, becoming an anion.
An atom that has lost electrons will have a net negative charge, becoming an anion.
Electrons are accelerated towards the nucleus due to electrostatic attraction, and if not for their speed they would collide with the nucleus.
Electrons are accelerated towards the nucleus due to electrostatic attraction, and if not for their speed they would collide with the nucleus.
Chemical reactions involve the strong nuclear force and are therefore much more powerful than nuclear reactions.
Chemical reactions involve the strong nuclear force and are therefore much more powerful than nuclear reactions.
The mass of a neutron is slightly less than the mass of a proton.
The mass of a neutron is slightly less than the mass of a proton.
The mass of electrons is considered negligible compared to the mass of protons and neutrons when calculating the atomic mass of an element.
The mass of electrons is considered negligible compared to the mass of protons and neutrons when calculating the atomic mass of an element.
An ion with 10 protons and 13 electrons has a net charge of +3.
An ion with 10 protons and 13 electrons has a net charge of +3.
In a neutral atom, the number of protons is equal to the number of neutrons.
In a neutral atom, the number of protons is equal to the number of neutrons.
The atomic number of an element represents the number of protons in the nucleus of an atom of that element.
The atomic number of an element represents the number of protons in the nucleus of an atom of that element.
To determine the number of neutrons in an atom, you subtract the mass number from the atomic number.
To determine the number of neutrons in an atom, you subtract the mass number from the atomic number.
If an atom has an atomic number of 6 and a charge of +2, it has 8 electrons.
If an atom has an atomic number of 6 and a charge of +2, it has 8 electrons.
Positively charged ions are called anions, while negatively charged ions are called cations.
Positively charged ions are called anions, while negatively charged ions are called cations.
Electron capture occurs when a proton absorbs into the nucleus, decreasing protons and neutrons.
Electron capture occurs when a proton absorbs into the nucleus, decreasing protons and neutrons.
Protons are held together within the nucleus due to the strong nuclear force, which overcomes the electrostatic repulsion between them.
Protons are held together within the nucleus due to the strong nuclear force, which overcomes the electrostatic repulsion between them.
The atomic mass of carbon-14 is derived primarily from the six electrons and eight neutrons within the atom.
The atomic mass of carbon-14 is derived primarily from the six electrons and eight neutrons within the atom.
Flashcards
Electrons
Electrons
Particles orbiting the nucleus, forming the electron cloud.
Nucleus
Nucleus
The atom's central core, containing protons and neutrons.
Neutrons
Neutrons
Particles with no electrical charge.
Protons
Protons
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Electrons
Electrons
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Electrostatic Force
Electrostatic Force
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Ion
Ion
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Strong Nuclear Force
Strong Nuclear Force
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Cations
Cations
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Anions
Anions
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Study Notes
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