Elements
Name 1 element
Hydrogen
What is the atomic number?
# of Protons
Draw Hydrogen
Proton:1
Neutron:0
Electron:1
What is in the periodic table?
What do you find in it?
Elements
Which element has the atomic number of 10?
Neon
What is an isotope?
An element with the same no. of protons/electrons but a different number of neutron(eg: 1,2,3...)
Draw Lithium
Proton:3
Neutron:4
Electron:2,1
The elements in the periodic table are organized by the...?
atomic number
What is the mass number of Hydrogen?
1
What is the electron configuration of helium?
2
Draw Beryllium
Proton:4
Neutron:5
Electron:2,2
Who created the periodic table?
Dmitri Mendeleev
Name 3 elements
Xenon, Krypton, Helium
What is the difference between mass number and average atomic mass?
The mass number is the sum of the no. of protons and the no. of neutrons while the average atomic mass number is the average of the multiple isotopes(taking the percentage of the isotope found)
Draw Nitrogen
Proton:7
Neutron:7
Electron:2,5
Which type of elements are all stable?
Noble Gases
Name 1 element which is named after a scientist
Einsteinium
The name of the element with the electron configuration 2,4 is?
Carbon
Draw Fluorine
Proton:9
Neutron:10
Electron:2,7
What makes an atom stable?
Having a complete outer shell