Type
Word Search
Description

Atom
Atomic Number
Bohr Diagram
Mass
Nucleaus
Nucleus
Nuetrons
Proton
Science
Tin

Atomic Structure Word Search

Type
Word Search
Description

orbital
energy levels
plum pudding
aristotle
democritus
ion
isotopes
subatomic
nucleus
element
bohr
positive
negative
rutherford
electron cloud
thomson
dalton
atomic mass
electrons
atomic number
neutrons
protons
atoms

Atomic Structure Crossword Puzzle

Type
Crossword
Description

The smallest unit of an element that maintains the properties of that element. Atom
A subatomic particle that has no change and that is found in the nucleus of an atom. neutron
A region around the nucleus of an atom whose electrons are likely to be found. electron cloud
A unit of mass that describes the mass of an atom or molecule. atomic mass unit
An atom's central region, which is made up of protons and neutrons. nucleus
An atom that has the same number of protons/atomic number as other atoms of the same element do but that has a different number of neutrons/atomic mass. isotope
The mass of an atomn expressed in atomic mass units. atomic mass
A subatomic particle that has a positive charge and that is found in the nucleus of an atom. proton
A subatomic particle that has a negative charge. electron
The sum of the number of protons and neutrons in the nucleus of an atom. mass number
The number of protons in the nucleus of an atom; the atom's number is the same for all atoms of an element. atomic number
Plays in radioactive atoms that changes a neutron to a proton or electron. weak force
A type of physical that occurs between electrically charged particles. electromagnetic force
The force that holds particles together in the atomic nucleus. strong force
A force that attracts any objects with mass. gravitational force

atoms and molecules Word Search

Type
Word Search
Description

oxygen atom
water molecule
sodium chloride
electrical charge
neon
quark
isotope
energy level
matter
chemical bond
ionic bond
covalent bond
nuclear force
electromagnetic force
hydrogen
bohr model
atomic theory
elements
periodic table
carbon
nobel gases
ion
electron cloud
orbitals
atomic mass
subatomic particle
nucleus
neutron
electron
proton

Unit 3: Atomic Theory and Electrons in Atoms Word Search

Type
Word Search
Description

saul will pass
atomic number
mass number
solar system
plum pudding
solid sphere
chadwick
bohr
rutherford
thompson
dalton
isotope
frequency
energy
wavelength
lewis dot structure
valence electrons
ring
shell
electron
neutron
proton
atom
nucleus
electron configuration

First 20 elements on the periodic table Crossword

Type
Crossword
Description

Number 1 on the atomic scale hydrogen
have 2 protons helium
Li on the periodic table lithium
Be on the periodic table beryllium
atomic mass 10.811 boron
6 protons, 6 nuetrons and 6 electrons carbon
N on the periodic table nitrogen
What we breathe oxygen
9 protons flourine
atomic mass 20.2 neon
what salt is composed of sodium
atomic number is 12 magnesium
Al on the periodic table aluminium
14 electrons silicon
P on the periodic table phosphoros
atomic mass 32.1 sulfur
what we have in some pools chlorine
18 electrons argon
K on the periodic table potassium
Milk has this element calcium

8th Grade Science Crossword

Type
Crossword
Description

Number of protons in the nucleus of an atom atomic number
A stable subatomic particle electron
A cloudlike group of electrons electroncloud
A substance consisting of atoms which all have the same number of protons element
The time required for a quantity to reduce to half its initial value halflife
Any one of various forms in which the atoms of a chemical element can occur isotope
The total number of protons and neutrons in a nucleus massnumber
A subatomic particle of about the same mass as a proton but without an electric charge neutron
A very small particle of matter that is part of the nucleus of an atom and that has a positive electrical charge Proton
A solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity metal
An element or substance that is not a metal nonmetal
A nonmetal that can combine with a metal to form an alloy metalloid
The smallest particle of a substance that can exist by itself or be combined with other atoms to form a molecule atom

Atomic Structure Word Search

Type
Word Search
Description

Negative
Element
Erwin
Chadwick
Neutrons
Atomic mass
Electron cloud
Positive
Nucleus
Ion
Plum pudding
Atoms
Atomic number
Dalton
Rutherford
Bohr
Subatomic
Democritus
Energy levels
Protons
Electrons
Thomson
Isotopes
Aristotle
Orbital

Atomic Theory History and Vocab. Review Crossword

Type
Crossword
Description

Who created the Atomic Theory in 1803? Dalton
Who created a model of atoms that includes electrons orbiting a small nucleus in 1913? Bohr
Who used to cathode ray tube to discover the presence of electrons in 1898? Thomson
Who performed the gold foil experiment in 1909, which lead to the conclusion that atoms are mostly empty space? Rutherford
A unit of matter, the smallest unit of an element, having all the characteristics of that element. Atom
The positively charged central region of an atom, composed of protons and neutrons and containing almost all of the mass of the atom. Nucleus
A subatomic particle with a positive electrical charge, forming part of the nucleus of an atom. Proton
A subatomic particle with a neutral electrical charge, forming part of the nucleus of an atom. Neutron
A subatomic particle with a negative electrical charge, found outside the nucleus of an atom. Electron
The number of protons in the nucleus of an atom of an element. Atomic Number
An abundance-weighted average of the masses of all the isotopes of an element. average atomic mass
The total number of protons and neutrons in the nucleus of an atom. mass number
Any of the several different forms of an element each having different mass numbers. Isotope

atoms Crossword

Type
Crossword
Description

the smallest component of an element atom
Dense, positively charged mass at the center of an atom. nucleus
Positively charged subatomic particle found in the nucleus. proton
Neutral subatomic particle found in the nucleus. neutron
Negatively charged subatomic particle found outside the nucleus. electron
The sum of the protons and neutrons in the nucleus of an atom. mass number
This number identifies the element and is equal to the number of protons found in the nucleus. atomic number
An atom with a charge (unequal number of protons and electrons) ion
Versions of the same element with different numbers of neutrons. isotopes
The possible energies that an electron in an atom can have. energy levels
The weighted average mass of all of an element's isotopes' mass numbers (usually a decimal). atomic weight
A visual model showing the most likely locations for the electrons in an atom. electron cloud
The arrangement of electrons around the nucleus of an atom. electron configuration
When all of the electrons in an atom have their lowest possible energies. ground state
the property of a body that causes it to have weight mass
the property of something that is great in magnitude volume
a stable particle with positive charge proton
an elementary particle with negative charge electron
of or relating to constituents of the atom or forces within the atom subatomic
(nontechnical usage) a tiny piece of anything particle

Periodic Table Crossword Puzzle

Type
Crossword
Description

the smallest particle of an element atom
the center of an atom nucleus
a positively changed particle in the nucleus of an atom proton
a neutral particle in the nucleus of an atom neutron
a negatively changed particle electron
an electron in the outermost energy level of an atom valance electron
the properties of elements tent to repeat in a regular an pattern periodic law
a horizontal row of elements period
another word for family group
a quantity equal to one 1/12 the mass of a carbon atomic mass unit
the number of protons in the nucleus of an atom atomic mass
the element that are usually poor conductors non-metal
the element that are good conductors of heat and electricity metal
an element that has properties of both a metal and non-metal metaloid
any atom that have the same number of protons but a different number of neutrons isotopes
another word for atomic mass unit amu