Electrons in atoms

When an electron moves from a lower to a higher energy level, the electron ________________.

• gains a certain amount of energy
• gains any amount of energy
• loses energy
• moves closer to the nucleus

Tags

NGSS.HS-PS3-1

the lowest energy state of electrons in an atom is called the ______________.

• dependent state
• excited state
• configuational state
• ground state

The light given off when electricity is passed through sodium gas is called sodium's _______________

• wavelength
• emission spectrum
• light
• continuous spectrum

Tags

NGSS.HS-PS4-3

What is the shape of a p atomic orbital?

• an oval
• a sphere
• an egg
• a dumbbell or peanut

In Bohr's model of the atom, where are the electrons and protons located?

• the electrons orbit the protons, which are at the center of the atom
• the electrons and protons move throughout the atom
• the electrons and protons are located throughout the atoms, but they are not free to move
• the electrons are stationary around the protons, which are at the center of the atom

Emission of light from an atom occurs when the electron ________.

• moves within its atomic orbital
• jumps from a lower to a higher energy level
• falls into the nucleus
• drops from a higher to a lower energy level

Tags

NGSS.HS-PS4-3

What is the maximum number of electrons in the second energy level?

• 18
• 8
• 32
• 2

Tags

NGSS.HS-PS1-1

The quantum model of the atom ______________.

• defines the exact path of an electron around the nucleus
• has the electrons in orbits
• has the electrons in orbitals
• was proposed by Niels Bohr

Which has more energy?

• electron in the 1 energy level
• electron in the 2 energy level
• electron in the 3 energy level
• electron moving from the 2 to the 1 energy level

In the Bohr model, if an atom has 6 electrons, how many will be in the second energy level?

• 2
• 4
• 6
• none