The Name Game
The name for a homogenous mixture of metals
What is alloy?
the force that holds atoms together in a molecule
what is a chemical bond?
shorthand method that uses symbols to tell what elements are in a compound and their ratios
What is a chemical formula?
The mass of of all substances present before a chemical change equals the mass of all the substances remaining after the change.
The law of conservation of mass
The definition of mixture.
What is two or more different substances physically combined
The attraction formed between atoms when they share electrons.
What is a covalent bond?
the name of the number in a chemical equation that represents the # of units of each substance taking part in a chemical reaction.
What is Coefficient?
The measurement of how close and compact the particles of an object are to each other
You can see the different substances in this type of mixture
what is a heterogeneous mixture?
the force created when ions of opposite charges are attracted to one another
What is ionic bond
a chemical equation w/ the same number of atoms of each element on both sides.
What is a balanced chemical equation?
a substance that consists of just one type of atom, physically or chemically combined
element
Even on a microscopic level, the substances look the same throughout this type of mixture.
What is Homogeneous Mixture?
A change in in matter that produces new matter with different physical and chemical properties
What is a chemical change?
In a chemical reaction, the new substance or substances found.
What is the product?
a characteristic of matter that measures the potential likelihood matter has to turn into different matter
Chemical Property
The name of a substance that consists of two or more different types of chemically combined compounds
What is a compound?
when matter changes size, shape, form, or state but there is no change in the chemical identity.
What is physical change?
shorthand method used to describe chemical reactions using chemical formulas and other symbols
What is a chemical equation?
A characteristic of matter that can be observed or measured without changing the matter's chemical makeup
physical property