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48 Cards in this Set

  • Front
  • Back

Chemistry of life

Organic chemistry

Study of inorg compounds /without C-H bond

Inorganic chemistry

Study of chemical processes on living organisms

Biochemistry

Chemistry of matter

Analytic chemistry

Branch of chem that has physics

Physical Chemistry

Force that gravity exerts on an object

Weight

Inherent property of object that does not change

Mass

Constant composition

Pure substance

Two classes of pure subs.

Elements and compounds

Composed of two or more substances

Mixture

Two types of mixture

Heterogeneous and Homogeneous

Mixture that varies definitely

Heterogeneous

Mixture with one phase

Homogeneous

The mass of the products after a chemical change equals the mass of the reactants before the change

Law of conservation- Antoine Laurent Lavosier

A given chemical compound always contains the same elements in the exact same proportions by mass

Law of definite proportions


-Antoine Laurent Lavosier

The ratio of masses of one element that combine with a constant mass of another element can be expressed in small whole numbers

Law multiple proportions John Dalton

Atomic number is the same as

Proton electron

Total no. Of protons and neutrons in an atom

Atomic mass

Charged particle formed when atoms gain or lose electron

Ions

Positive ions where neutral ions loses electron

Cations

Metallic atoms tend to

Lose electrons

Negative ions formed when gains electron

Anions

Nonmetallic atoms tend to

Lose electrons

Molecule that has both positive and negative regions

Zwitterion

Change in ph means

Change in solubility

Lowest energy state

Ground state

Higher energy state

Excited state

Electron occupies lowest energy orbital that can receive it

Aufbau Principle

Electrons occupies the orbitals of equal energy level

Hund's Rule

No more than two electrons may occupy any given orbital

Pauli's exclusion principle

Spdf

2,6,10,14

Show's a substance chemical composition

Chemical formula

Combi of metals and non metals

Ionic compounds

Composed of two different kinds of atoms or elements

Binary compound

3 or more elements combined

Polyatomic compounds

2 valence numbers and can form 2 diff ions

Bivalent element

Have 3 or more valence numbers

Multivalent elements

Composed of H ion and non metal only

Binary acids

Composed of 3 elements and third element is oxygen

Oxy acids

2- 3 charge

Ide

ous


Ic

Classical system

Roman numerals

Stock system

Greek prefixes, mono, penta, di, tri

Binary covalent

Hydro + ic

Hydroacids or binaryacids

Ate=ic


Ite= ous

Oxyacids

Cation + hydroxide

Bases

Metal + non metal (ide)

binary Salts

Non metal+ radical

Tertiary salts