elements
This element is the most abundant on earth
What is Oxygen
This scientist said atoms are made of a single material that is formed into different shapes and sizes
Who is Democritus
this group contains lithium sodium potassium rubidium cesium francium
what is the Alkali metals group
This is the smallest form of matter
what is an atom
This is the most abundant in the universe
what is hydrogen
this element has structural forms that include soot, graphite and diamond
what is Carbon
This scientist said matter has four properties hot, cold, dry and wet
Who is Aristotle
This group contains beryllium magnesium calcium strontium barium and radium.
What are the Alkaline earth metals group?
This is a positively charged subatomic particle
This element can melt your hand
what is gallium
This element is the second most abundant element in the Earth's crust
Silicon
This scientist said atoms of different elements are different
Who is Dalton
This group contains Boron aluminum gallium in the thallium and nihonium.
What is the boron/aluminum group?
This is a negatively charged subatomic particle
what is an electron
This element is used in medicine
What is Bismuth
This element was used in cosmetics centuries ago
What is lead
this scientist said there are small and negatively charged particles inside an atom called electrons
Who is Thomson
This group contains carbon silicone germanium tin lead and flerovium.
What is the carbon group?
this is a neutral charged subatomic particle
what is a neutron
This element is light enough to escape Earth's gravity entirely
What is Helium
This element is in the same group as the Alkali metals but is not an alkali metal
what is hydrogen
this scientist said atoms contain mostly empty space
who is Rutherford
This group contains moscovium bismuth antimony, arsenic, phosphorous and nitrogen
What is the nitrogen group
This is a table of the chemical elements arranged in order of atomic number
What is the periodic table
This makes up 3/4 of all elements
what is metal