WorksheetsPS 4.3 Formative
Total questions: 10
Worksheet time: 7mins
What was the difference between Bohr's model and Rutherford's model
Bohr's model focused on the electrons
Bohr's model focused on the protons
Bohr's model focused on the neutrons
Bohr's model focused on the nucleus
The possible energies that electrons in an atom can have are called
energy levels
atomic clouds
energy clouds
orbital nuclei
An electron in an atom can move from one energy level to another when the atom gains or loses energy.
true
false
In our modern atomic model, electrons move around the nucleus like planets in a solar system.
true
false
An _____ _____ is a visual model of the most likely locations for electrons in an atom.
(a)
An (a) is a region of space around the nucleus where an electron is likely to be found.
What is the maximum number of electrons in the 2nd energy level of an atom?
(a)
When all of the electrons in an atom have the lowest possible energies, the atom is said to be in its
ground state
orbital configuration
energy level
cloud state
The most stable electron configuration is the one in which the electrons are in orbitals with the lowest possible energies.
true
false
If an atom absorbs enough energy, it's possible for one of its electrons to move to an orbital with a higher energy.
true
false
