Shared Flashcard Set

Details

Diana's Ch. 6 and 7 flashcards
Diana's Ch. 6 and 7 flashcards
20
Chemistry
8th Grade
01/29/2010

Additional Chemistry Flashcards

 


 

Cards

Term
ionic
Definition
A type of bond that holds cations and anions together
Term
covalent
Definition
A type of bond in which two atoms share a pair of valence electrons
Term
molecule
Definition
a neutral group of atoms that are joined together one or more covalent bonds
Term
polar
Definition
a term describing a covalent bond in which electrons are not shared equally
Term
polyatomic
Definition
an ion that contains a covalently bonded group of atoms
Term
anion
Definition
an ion with a negative charge
Term
cation
Definition
an ion with a positive charge
Term
crystals
Definition
solids whose particles are arranged in a lattice structure
Term
bond
Definition
the force that holds atoms or ions together
Term
alloy
Definition
a mixture of two or more elements, in which at least one is a metal
Term
how to convert mass to moles
Definition
the mass of a substance can be converted to moles by using the molar mass as a convertion factor
Term
products
Definition
the new substance formed as a results from a chemical reaction
Term
coefficients
Definition
the number that appears before the formulas in a chemical equation
Term
double-replacement reaction
Definition
a reactions in which two different compounds exchange positive ions and form two new compounds
Term
chemical energy
Definition
the energy stored in the chemical bonds of a substance
Term
factors affecting reaction rates
Definition
surface area, catalyts, stirring, temperature, concentration
Term
reactants
Definition
the substances that undergo change in a chemical reaction
Term
synthesis
Definition
a reaction in which two or more substances react to form a single substance
Term
catalyst
Definition
a substance that affects the reaction rate without being used up in the reaction
Term
decomposition
Definition
a reaction in which a compoud breaks down into two or more simpler substances
Supporting users have an ad free experience!