PREP FOR ATOMIC NUMBER, PROTONS, NEUTRONS, ELECTRONS, MASS

Looking at the image describing a nucleus, what answer choice best describes the element and isotope?

• Neon-31

• Fluorine-31

• Sodium-31

• Neon-21

Tags

NGSS.HS-PS1-8

Looking at the image describing a nucleus, what answer choice best describes the number of orbitals (or rings) we will see surrounding this nucleus?

• 1 orbital (or ring)

• 2 orbitals (or rings)

• 3 orbitals (or rings)

• 4 orbitals (or rings)

Looking at the image describing a nucleus, what answer choice best describes the number of valence electrons in the outermost orbital (or ring)?

• 5 electrons

• 6 electrons

• 7 electrons

• 8 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Looking at the image describing a nucleus, what answer choice best describes the element and isotope?

• Sulfur-48

• Sulfur-16

• Germanium-32

• Germanium-48

Tags

NGSS.HS-PS1-8

Looking at the image describing a nucleus, what answer choice best describes the number of orbitals (or rings) we will see surrounding this nucleus?

• 1 orbital (or ring)

• 2 orbitals (or rings)

• 3 orbitals (or rings)

• 4 orbitals (or rings)

Looking at the image describing a nucleus, what answer choice best describes the number of valence electrons in the outermost orbital (or ring)?

• 5 electrons

• 6 electrons

• 7 electrons

• 8 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Given that the element isotope is Boron-8, what answer selection best describes the number of protons found in the nucleus of this isotope?

• 3 protons

• 4 protons

• 5 protons

• 6 protons

Tags

NGSS.MS-PS1-1

Given that the element isotope is Boron-8, what answer selection best describes the number of neutrons found in the nucleus of this isotope?

• 3 neutrons

• 4 neutrons

• 5 neutrons

• 6 neutrons

Tags

NGSS.MS-PS1-1

Given that the element isotope is Boron-8, what answer selection best describes the number of valence electrons found in the outer orbital of this isotope?

• 3 electrons

• 4 electrons

• 5 electrons

• 6 electrons

Tags

NGSS.HS-PS1-1

Given that the element isotope is Aluminum-30, what answer selection best describes the number of protons found in the nucleus of this isotope?

• 13 protons

• 23 protons

• 30 protons

• 17 protons

Tags

NGSS.MS-PS1-1