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Chemistry Word Wall Crossword

Horizontales
A positive subatomic particle
Substances produced in a chemical reaction
The weight of an atom. It is the bottom number of the periodic table.
The number of protons in an atom. It is the top number on the periodic table.
A non-neutral atom because it has gained or lost electrons.
A particle that makes up an atom. Can you name all 3?
Anything that is made up of elements from the Periodic Table
Substances present at the start of a chemical reaction
This element has 29 protons.
This element has an atomic number of 20
A chemical reaction in which hydrocarbons react with oxygen to produce carbon dioxide, water, and heat/light energy
This element has 96 protons and was named after Marie Curie, the first women to get a Nobel Prize.
An atom that has GAINED electrons, giving it a NEGATIVE charge
A neutral subatomic particle
Verticales
An attraction between atoms that forms a molecule.
A table that organizes all of the elements in the universe.
A molecule that mostly has hydrogen and carbon
The smallest unit of matter
A group of atoms held together by bonds
This element has an atomic number of 107 and was named after Niels Bohr.
The ability to make things move or change
A chemical reaction that produces energy in the form of heat and light
This element has 15 protons.
A negative subatomic particle
An atom that has LOST electrons, giving it a POSITIVE charge