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States of matter
The atom
Periodic table and trends
Thermochemistry
100
a physical state having no definite shape or volume.
what are gases ?
100
negatively charged particles that circle around the nucleus.
What are electrons?
100
The first element in the periodic table. It's atomic mass is 1.
What is hydrogen ?
100
the ability to do work or supply heat.
What is energy ?
200
solid, liquid, gas
What are the physical states of matter ?
200
the number of protons in the nucleus of an atom of that element.
What is the atomic number?
200
Rous 3 through 12 on the periodic table.
What are transition metals ?
200
concerning heat changes that occur during chemical reactions.
What is thermochemistry ?
300
describes the gaseous state at room temperature
What is vapor ?
300
in Dalton's time, the atom was thought of as this small, solid shape.
What is a sphere ?
300
the symbol for potassium.
What is K ?
300
these involve the release of absolution of heat.
What are chemical reactions ?
400
this is the simplest form of matter
What is an element?
400
performed an experiment to discover the structure of the atom.
who is Ernest Rutherford ?
400
Atomic radius has this trend as it goes down or the periodic table.
What is increasing ?
400
the equation for specific heat
What is q = mcΔT
500
very high temperature physical state of matter in which atoms lose their electrons
What is plasma?
500
the existence of the atom was first posited by this Grecian teacher.
who is Democritus ?
500
Hydrogen, Lithium, Sodium, Potassium, Rubidium, Cesium, and Francium.
What are the alkali metals ?
500
the heat lost when one mole of a liquid solidifies at a constant temperature.
What is the heat of solidification ?