What are 2 or more elements that are chemically combined?

In a molecule, we know we have a new element each time we have a new _____ letter.

What is a number placed after an element and below the line that tells us how many atoms of that element are in the molecule?

A subscript ___ affects the the element just before it.

What is a number placed before a molecule that tells us how many of those molecules we have in the formula. This large number is placed in front or to the left of the element or molecule?

The coefficient _____ on each subscript in the molecule.

____ are found on the left side of a chemical equation and they represent the chemicals we have before the reaction begins.

____ are found on the right side of an equation and they represent the chemicals remaining when the reaction is complete.

The ____ divides the equation and we say the word produces or yields when we read the reaction.

Identify this reaction: When 2 or more elements or compounds combine to form a single product.

Identify this reaction: A reaction where the cations of two ionic compounds exchange places to form two new compounds.

Identify this reaction: one FREE element replaces another that was in a compound. This is also known as a Substitution reaction.

Identify this reaction: When a compound or element reacts with oxygen, releasing a large amount of energy in the form of light and heat.

Identify this reaction: One reactant breaks down into 2 or more products.

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