AP Chem

What particles make up the mass number of an atom?

• Protons

• Neutrons

• Protons and Neutron

• Protons, Electrons and Neutron

What conversion factor would be used to convert moles to mass?

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Tags

NGSS.HS-PS1-7

What is the electron configuration for sodium?

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Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following represent the trend for ionization energy?

• Increases as you go to the right across a period and up a group.

• Increases as you go to the left across a period and down a group.

Which of the following represent the trend for atomic radius?

• Increases as you go to the right across a period and up a group.

• Increases as you go to the left across a period and down a group.

Which of the following represent the trend for electronegativity?

• Increases as you go to the right across a period and up a group.

• Increases as you go to the left across a period and down a group.

Tags

NGSS.HS-PS1-2

What term is associated with the ability for an atom to attract other electrons?

• Electronegativity

• Ionization Energy

• Electron Affinity

• Atomic Radius

Which of the following has 9 electrons?

• Sodium

• Fluorine

• Potassium

• Oxygen

Tags

NGSS.HS-PS1-1

• Chlorine

• Iron

• Chromium

• Arsenic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What changes in an isotope?

• Number of neutrons

• Number of protons

• Number of electrons

Tags

NGSS.HS-PS1-8