a neutral particle in the nucleus of an atom
What is a neutron
The smallest unit of an element that still retains the properties of an element
What is an atom
Gilbert N. Lewis
What is a physical change?
a change that does not alter the molecular structure.
What is a heteronuclear atom?
A molecule comprised of different elements.
A pure substance that cannot be broken down into simpler substances.
What is an element
The mass of a substance per unit of volume
What is density
The number at the top of each element on the periodic table is called...
What is the atomic number
What ocular devices do your eyes use to receive light?
Rods and Cones
Metric Unit For Volume
Liter
The atomic number is also the same number of _____ in the element
What is protons and neutrons
What is an ionic bond?
Only non-metals
What was Grosseteste's nationality?
English
Two or more atoms that are chemically combined
What is a molecule
What year was the crookes tube experiment done?
1895
The large number on the bottom of the element card is called...
What is atomic mass
Who is Stokes? What is his first name?
Anglo-Irish Physicist. George
A positively charged particle in the nucleus of an atom
What is a proton
What did the crookes tube experiment discover?
The electron
What is a homonuclear atom?
A molecule comprised of only one kind of element.