misc.
units and measurement
atoms
periodic table
matter
100
metric unit of mass
What is a gram?
100
number of protons in an atom
What is the atomic number
100
a row in the periodic table
What is a period?
100
small particles that make up all matter
What are atoms?
200
symbol for carbon
What is C?
200
metric unit of volume
What is liter (or cm3)?
200
subatomic particle with a negative charge
What is an electron?
200
a column in the periodic table
What is a group?
200
occupies space and has mass
What is matter?
300
three types of radiation
What are alpha, beta and gamma?
300
unit for density
What is grams per milliliter? (or grams per centimeters cubed)
300
number of protons and neutrons in the nucleus
What is the atomic mass?
300
only in the upper right part of the periodic table
What are non-metals?
300
the space an object occupies
What is volume?
400
a large nucleus splits apart and energy is released
What is fission?
400
used to measure the volume of a liquid
What is a graduated cylinder?
400
part of the atom where electrons are formed
What is the electron cloud?
400
the likelihood that an atom of one element will interact with another
What is reactivity?
400
number of atoms is a water molecule
What is three?
500
formula for sodium chloride
What is NaCl?
500
number of millimeters in a centimeter?
What is ten?
500
atoms of the same element with different numbers of neutrons
What is an isotope?
500
made the first periodic table
Who is Mendeleyev?
500
a substance made of atoms of two or more types of elements bonded together
What is a compound?
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