Scientist
what model did JJ.Thompson create??
Plum Pudding Model
what is the name of Group 1??
Alkali metals
Low energy systems are more stable than??
High energy systems
What is Mass??
Amount of matter in an object
Types of Mixtures??
Homogeneous, and Heterogeneous
Robert Millikan found his model during what time line??
1908-1917
what is the name of group 17??
Halogens
14 electrons max
What is Volume??
Amount of space an object takes up
What is physical change??
Involves a change in one or more physical properties, but not change in the fundamental components that make up the substance
What did James Chadwick Discover??
Neutron
what group on the periodic table is the most reactive??
Group 1, the alkali metals
6 electrons max
What is Atoms??
Smallest particle of an element that has all the properties of matter
what is Physical property??
Characteristics of a substance that can change W/Out the substance becoming a different substance
What model did Niels Bohr create??
Bohr Model
what group has the most reactive nonmetals??
Group 17, the halogens
Electrons are able to move from one orbital to another by??
Emission or absorption of a quantum of energy
What is Elements??
Simplest form of a pure substance
What 2 elements you need to have to make an ionic bonding??
Metal and Nonmetal
Schodinger Debrolgia found his model during what year??
1926
What is one Element from group 14?
carbon (C), silicon (Si), germanium (Ge), tin (Sn), lead (Pb), and flerovium (Fl).
You must follow three rules when writing electron configuration what are they??
Aufbau principle, Hund's rule, and Pauli exclusion principle.
What is all matter made of??
Atoms-Elements-Compounds
What are all 10 prefixes??
1-Mono,2-di,3-tri,4-tetra,5-penta,6-hexa,7-hepta,8-octa,9-nona, and 10-deca