Scientists
Which scientist is famous for his equation that describes the wave-like behavior of particles, particularly electrons?
Louis de Broglie
What concept describes the quantization of energy levels in atoms?
Quantum Model?
What is the maximum number of electrons that can occupy an s orbital
2
What is the electron configuration for hydrogen (Z=1)
1s¹
What model of the atom proposed that electrons orbit the nucleus in fixed energy levels?
Bohr model
Which scientist is credited with the development of the uncertainty principle?
Werner Heisenberg
What term refers to the fixed energy levels in the Bohr model where electrons can reside
orbitals
Which orbital has a dumbbell shape and can hold a maximum of 6 electrons
p orbital
How many electrons can the third energy level hold at maximum
18 electrons
What is the name of the particle that orbits the nucleus in an atom
electron
Who developed the Bohr model of the atom?
Niels Bohr
What experiment demonstrated the dual nature of light as both a particle and a wave
Double-Slit Experiment
How many orbitals are in the d subshell
5 orbitals
What is the electron configuration for carbon (Z=6)?
What is 1s² 2s² 2p²
In an atom, what part is responsible for most of its mass?
nucleus
Who discovered the electron and is known for his work in early atomic theory
J.J. Thomson
What concept in quantum mechanics states that particles like electrons do not have definite positions until they are observed
the uncertainty principle
What is the shape of a d orbital
cloverleaf shape
Which rule states that electrons fill orbitals starting from the lowest energy level first?
Aufbau principle
Which subatomic particle has a positive charge and is found in the nucleus of an atom?
proton
Who proposed the idea that electrons could be described by probability waves, leading to the creation of quantum mechanics
Erwin Schrödinger
What quantum number can take values from -ℓ to +ℓ and defines the electron's orbital type
mₗ
Which type of orbital has the highest energy in a given energy level: s, d, or p
d orbital
What is the electron configuration for zinc (Z=30)?
[Ar] 4s² 3d¹⁰
What is the concept that explains why electrons do not fall into the nucleus despite the attractive force between the positively charged nucleus and the negatively charged electron?
Heisenberg uncertainty principle