Nature of Matter
Subatomic Particles
Atomic Mass & Isotopes
Electron Arrangement
Light & Spectra
100
The simplest forms of matter.
What are elements?
100
The particles found in the nucleus
What are protons and neutrons? (nucleons)
100
The total number of protons and neutrons equals ___.
What is mass number?
100
The shape of an s orbital
What is spherical?
100
The highest energy color of visible light.
What is violet?
200
Can be broken down into elements via chemical means.
What are compounds?
200
The subatomic particle with a negative charge.
What are electrons?
200
Atoms of the same element with different numbers of neutrons are known as this.
What are isotopes?
200
The number of electrons that can fit in any orbital.
What is 2?
200
The relationship between the wavelength and energy of EM radiation.
What is inverse?
300
Types of matter that are both definite and uniform.
What are elements and compounds? (pure substances)
300
The subatomic particle that determines the identity of the element.
What is a proton?
300
The weighted average mass of all an element's stable isotopes is known as this.
What is atomic mass?
300
The complete electron configuration of carbon.
What is 1s22s22p2?
300
All quantum leaps resulting in visible light end at n = ___.
What is 2?
400
Solutions fall into this category of matter.
What are homogeneous mixtures?
400
The subatomic particle that does not contribute any significant mass to the atom.
What is the electron?
400
The number of neutrons in potassium-39.
What are 20?
400
The electron configuration of boron in orbital notation.
400
All quantum leaps resulting in UV light end at n = ___.
What is one?
500
Types of matter that are classified as uniform.
What are elements, compounds, and homogeneous mixtures?
500
The subatomic particle responsible for the chemical properties of elements.
What is the electron?
500
The atomic mass of an element with two isotopes: Isotope 1 has a mass of 28.976 amu and an abundance of 60.11%. Isotope 2 has a mass of 29.974 amu and an abundance of 39.89%.
What is 29.38 amu?
500
The condensed electron configuration for polonium (#84).
What is [Xe]6s24f145d106p4?
500
If atoms did not have energy levels, but electrons could exist at any position, than all atomic emission spectra would be ...?
What is continuous (a rainbow)?