Atoms
The neutral subatomic particle
neutron
The vertical columns of the periodic table are called
groups
Lewis dot structure for Na has how many dots
1
Who created the first model of the atom
Dalton
What did the nuclear boy scout try to build in his garage?
Nuclear reactor
The subatomic particle with no weight
electron
The horizontal columns of the periodic table are called
periods
Lewis dot structure for C has how many dots
4
Whose model was known as the plum pudding model
Thomson
What device detects radioactive material
The nucleus consists of:
proton and neutron
The most reactive group
Alkali metals
Lewis dot structure for Oganesson has how many dots
8
What did the plum pudding model add to the current atomic model
negatively charged particles
What are the three radioactive particles
alpha, beta, gamma
Isotopes are:
atoms with the same number of protons but different number of neutrons
The least reactive group
noble gases
How many dots will all halogens have
7
What did rutherford's model add to the model of the atom of the time
nucleus
Why do atoms emit radioactive particles
They are unstable and trying to reach stability
electron clouds
Copper is part of what type category in the periodic table (2 words)
transition metal
Most transition metals have how many dots on the lewis structure
2
Dalton > Thomson > Rutherford > Bohr
What radioactive material did we use as an example in class?
Uranyl nitrate