Survey of Chemistry Chapter 3

atomic number

atomic mass

states of matter

mass number

triads

cuplets

quads

families

noble triad

halogen triad

alkaline earth triad

alkali triad

highest atomic mass minus lowest atomic mass equals middle elements atomic mass

highest atomic mass plus lowest atomic mass equals middle elements atomic mass

highest atomic mass plus lowest atomic mass divided by two equals close to middle elements atomic mass

highest atomic mass times lowest atomic mass equals middle elements atomic mass

volume

reactivity

density

color

Showed value of recognizing patterns

gave exact information about all elements

lead directly to a periodic table

helped explain energy transfer

Mendeleev

Mosely

Dalton

Lavoisier

when he found an element with the next atomic number

when he found an element with the next mass number

when he found an isotope of hydrogen

when he found an element with properties similar to one already in a column

an undiscovered element

a nonexistent element

an isitope of an element

an allotrope of an element

Halley's comet

28 day moon cycle

days of the week

varying whether patterns

Mosely

Mendeleev

Lavoisier

Rutherford

law of conservation of mass

law of conservation of energy

periodic law

Mendeleev's principle