Chemistry 1 (Basics) Flashcards
Chemistry is the study of?
Matter
Matter is anything with
Mass and Volume
Atoms are made up of 3 smaller particles called
Subatomic Particles
The 3 subatomic’s are
Protons Neutrons and Electrons
Different types of atoms are called?
Elements
The number of protons in an atom is called?
The atomic number
Protons + Neutrons =
Atomic Mass
Atoms of the same element that have different numbers of neutrons are called?
Isotypes
How many protons and electrons do neutral atoms have?
The same number
if an atom has a different number of protons than neutrons is it a?
Ion
What is the pattern for Bohr Diagrams
2.8.8.2
When an ion is positively charged you?
Subtract charge from atomic number
When an ion is negatively charged you?
Add charge form atomic number
What goes outside a lewis dot diagram?
Of Valence Electrons
How do you find Valence electrons?
By checking what group/column the element belongs to.