Never wore her safety goggles, now she doesn't need them
Who is Carol?
100
Compounds composed of 2 elements
What are binary compounds?
100
Make up roughly 75% of the periodic table
What are metals?
200
The symbol for zinc
What is Zn?
200
Two types of subatomic particles that make up the nucleus
What are protons and neutrons?
200
Came up with the theory that all matter is composed of extremely small particles called atoms
Who is John Dalton?
200
Indicates the orientation of an orbital around the nucleus
What is magnetic quantum number?
200
Trends of electron affinity
What is it generally increases across periods and generally decreases down groups?
300
The symbol for arsenic
What is As?
300
2 types of subatomic particles that both have a mass of 1
What are protons and neutrons?
300
Put elements in order of increasing atomic number
Who is Henry Moseley?
300
Physical and chemical properties of the elements are periodic functions of their atomic numbers
What is the periodic law?
300
Avagadro's number
What is 6.0221415 x 10^23?
400
The symbol for radon
What is Rn?
400
Have a relative charge of -1
What are electrons?
400
German physicist
Believed any attempt to locate a specific electron with a photon knocks the electron off its course
Who is Werner Heisenberg?
400
The short range proton-neutron, proton-proton, and neutron-neutron forces that hold the nuclear particles together
What are nuclear forces?
400
Mass is neither created nor destroyed during ordinary chemical reactions or physical changes
What is the Law of Conservation of Mass?
500
The element with the symbol Hg
What is mercury?
500
Protons, neutrons, and electrons
What are subatomic particles/make up an atom?
500
German physicist
Came up with a rule stating that orbitals of equal energy are each occupied by one electron before any orbital is occupied by a second electron, and all electrons in singly occupied orbitals must have the same spin state
Who is Friedrich Hund?
500
A charged group of covalently bonded atoms
What is a polyatomic ion?
500
Name 3 branches of chemistry
What is organic chemistry, inorganic chemistry, physical chemistry, analytical chemistry, biochemistry, and theoretical chemistry?