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Maresh's Chemistry Class

Across
This element makes up pencil lead
The weight of an element is its ___________
This type of bond is formed when atoms give or take electrons from one another
This element is used in toothpaste to make your teeth stronger
The more common name for sodium chloride
This Russian scientist is give credit for arranging the periodic table
Also called dihydrogen monoxide, this substance is required for life
The compound the is found when we breathe out
The positive particle found in the nucleus
This is group one on the periodic table
This metal in period 4 explodes when put into water
The negative particle in the atom
Down
The number of protons in the atom
When atoms gain or loose electrons, they become ________`
The small particles that make up everything
I cannot function without this in the morning
The particle in an atom responsible for isotopes
The 118 elements are organized by atomic number on this:
This type of bond occurs when atoms share elestrons
Also known as the charge of an atom
Your absolute, most favorite class this year