This chemical element has a symbol C and atomic number 6.
What is Carbon?
This is a code that represents the number AND kinds of atoms in one particle of a substance.
What is a chemical formula?
This is how Mendeleev arranged elements so that groups of elements with similar properties were close to one another.
What is in columns?
This substance is necessary to maintain connective tissue and bone. It's chemical name is ascorbic acid.
What is Vitamin C?
NaHCO3
What are sodium, hydrogen, carbon, and oxygen?
This element, composed of a single proton and single neutron, is the simplest and most abundant element in the universe. It's symbol is H.
What is Hydrogen?
The name chemists use for a substance, which contains the names of the elements in that substance.
What is a chemical name?
Today, these columns in the periodic table are known as this.
What are groups?
You may have used this substance to soak aching feet or as a fertilizer for plants. It's chemical name is Magnesium Sulfate.
What are epsom salts?
Na2CO3
What are sodium, carbon, and oxygen?
Discovered by Daniel Rutherford in 1772, this element is the fifth most abundant element in the universe and makes up about 78% of the earth's atmosphere. It's symbol is N.
What is Nitrogen?
A process during which the atoms of starting substances (reactants) rearrange to form new substances (products).
What is a chemical reaction?
The horizontal rows in the periodic table are known as this.
What are periods?
This substance is used in the manufacturing of glass, paper, soaps, and detergents, but be careful, you don't want to mistake it for its cousin sodium bicarbonate.
What is washing soda (sodium bicarbonate)?
C6H8O7
What are carbon, hydrogen, and oxygen?
This chemical element is very reactive. In its pure form, it is a soft, waxy metal that can be easily cut with a knife. You might know this element to be abundant in bananas and potato skins. It's symbol is K.
What is Potassium?
This word means "not capable of being dissolved."
What is insoluble?
Most elements in the periodic table fall under this major category. You might be wearing it as jewelry.
What are metals?
This substance is used as an antacid for temporary relief of heartburn and as a calcium supplement for preventing and treating osteoporosis.
What is chalk?
MgSO4
What are magnesium, sulfur, and oxygen?
Known in the Bible as "brimstone," this bright yellow element is abundant in nature and was used for a variety of purposes in ancient times. Rotten eggs get their distinctive aroma from a compound of this element, hydrogen sulfide.
What is sulfur?
This is a substance defined by a particle composed of two or more different kinds of atoms. CO is an example.
What is a compound?
These elements have properties of both metals and nonmetals. Because of this, they are part of what major category?
A common ingredient in baked goods, or a substance used to neutralize stomach acid.
What is baking soda?
NaCl
What are sodium and chlorine?