Vocab
Periodic Table
Random
Types of Atoms
Ions
100
neutron
What is an uncharged particle
100
Number of protons in element
What is the atomic number
100
They go left to right
What is the trend for densities on the periodic table?
100
The particles that make up the nucleus of a cell
What is protons and neutrons
100
When an atom loses a proton
What is negative ion
200
Number of protons and neutons in the neucleus
What is atomic mass number
200
H
What is Hydrogen
200
Is the positive ion bigger or smaller than the original element?
What is smaller
200
The particles that make up a cloud around the nucleus
What is electrons
200
Is a negative ion bigger or smaller than the original element?
What is bigger
300
Amount of time it takes for 1/2 of the atoms from a sample to decay
What is half-life
300
S
What is sulfur
300
This person is creditive with developing the first periodic table
Who is Dmitri Mendeleev?
300
negatively charged particle
What is electron
300
When an electron is added
What is negative ion
400
Elements that conduct electricity and heat well and have a shiny appearance
What is metal
400
N
What is nitrogen
400
Combination of protons and neutrons
What is nucleus
400
When an electron is taken away
What is positive ion
400
Map of elements
What is periodic table
500
Atoms produce energys and particles
What is radioactivity?
500
number of protons in nucleus
What is atomic number
500
Groups that contain transition metals
What is 3-12
500
How many protons an atom has
What is atomic number
500
1
What is hydrogen's atomic number
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