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Study sets matching "atoms science chemistry"

25 terms
Science Chemistry (atoms)
Atom
Electron
Nucleus
Proton
the basic particle from which all elements are made
a tiny negatively charged particle that moves around the outs…
the central core of an atom that contains protons and neutrons
small positively charged particles that are found in the nucl…
Atom
the basic particle from which all elements are made
Electron
a tiny negatively charged particle that moves around the outs…
25 terms
Science Chemistry (atoms)
Atom
Electron
Nucleus
Proton
the basic particle from which all elements are made
a tiny negatively charged particle that moves around the outs…
the central core of an atom that contains protons and neutrons
small positively charged particles that are found in the nucl…
Atom
the basic particle from which all elements are made
Electron
a tiny negatively charged particle that moves around the outs…
19 terms
Science Chemistry: Atoms
Particle
Atom
Molecule
Compound
They make up all matter.
Are tiny particles that make up everything and are the smalle…
Is a particle containing grouped atoms (two or more)(chemical…
Is the substance produced when two or more different elements…
Particle
They make up all matter.
Atom
Are tiny particles that make up everything and are the smalle…
14 terms
Science Atoms & Chemistry Vocab
matter
mass
volume
kinetic molecular theory
Matter is anything that has mass and takes up space
the amount of stuff in an object
the amount of space that an object occupies,
The Kinetic Theory of Matter states that matter is composed o…
matter
Matter is anything that has mass and takes up space
mass
the amount of stuff in an object
Science - Chemistry (Counting Atoms)
Element Symbol
Subscript (lower right corner)
Subscript (outside a bracket bottom ri…
Coefficient (in front of a chemical sy…
The symbol of an element in a compound represents one atom of…
It's used to indicate the number of atoms of an element if th…
Multiplies all the elements inside the bracket
Indicates the number of atoms in that element, effects the wh…
Element Symbol
The symbol of an element in a compound represents one atom of…
Subscript (lower right corner)
It's used to indicate the number of atoms of an element if th…
18 terms
Science Vocab atoms/ chemistry
atom
atomic number
electron
element
tiny building block of matter, made up of protons, neutrons,…
the number of protons in an atom
particle with a negative charge
substance that is made up of only one type of atom
atom
tiny building block of matter, made up of protons, neutrons,…
atomic number
the number of protons in an atom
9 terms
Science - Chemistry - Atoms
What are atoms?
What do atoms contain?
Where is the nucleus?
What is the radius of nucleus?
Smallest part of an element. They are really small
Electrons protons and neutrons
It is in the middle of an atom and it contains protons and ne…
1 x 10-14
What are atoms?
Smallest part of an element. They are really small
What do atoms contain?
Electrons protons and neutrons
41 terms
Science: Atoms and Chemistry
What are Atoms?
What is matter?
What is matter made of?
What is an Atom composed of?
Atoms are the smallest unit of an element and are composed of…
Anything that takes up space and has mass
Atoms
The electron cloud and nucleus
What are Atoms?
Atoms are the smallest unit of an element and are composed of…
What is matter?
Anything that takes up space and has mass
9 terms
Chemistry - Atom Science People
Democritus
Dalton
J.J. Thomson
Ernest Rutherford
Atom is smallest piece any substance can be broken down into.
All elements are composed of atoms; atoms of the same element…
Discovered electrons with the Cathode Ray Tube (CRT), a vacuu…
Discovered the nucleus (small, dense, and positive) and atoms…
Democritus
Atom is smallest piece any substance can be broken down into.
Dalton
All elements are composed of atoms; atoms of the same element…
14 terms
Science Chemistry 1a (Atoms)
Protons
Electrons
Neutrons
Nucleus
Positively charged (+)
Negatively charged (-)
No charge
Contains protons and neutrons
Protons
Positively charged (+)
Electrons
Negatively charged (-)
9 terms
Science Chemistry: Atoms
Particle
Atom
Molecule
Compound
They make up all matter.
Are tiny particles that make up everything and are the smalle…
Is a particle containing grouped atoms (two or more)(chemical…
Is the substance produced when two or more different elements…
Particle
They make up all matter.
Atom
Are tiny particles that make up everything and are the smalle…
18 terms
Science: Atoms Chemistry
Alpha:
Beta:
Gamma:
Soluble:
They are a particles made up of two protons and two neutrons,…
Are a small, negatively charged particles that can be ejected…
It is a form of an electromagnetic wave like an X-Ray. The wa…
When something can easily be dissolved
Alpha:
They are a particles made up of two protons and two neutrons,…
Beta:
Are a small, negatively charged particles that can be ejected…
18 terms
8th Grade Science: Unit 10 Atoms / Chemistry
Positively charged particle found in t…
Two particles found in the nucleus
charge of the electron
Electrons are found here
proton
protons and neutrons
positive
electron cloud
Positively charged particle found in t…
proton
Two particles found in the nucleus
protons and neutrons
14 terms
Science chemistry test - ATOMS
Mass number
Atomic number
Electrons
Protons
Largest number. Bottom number
Smallest number. Top number, number of protons. Tells u wat e…
Negative
Positive
Mass number
Largest number. Bottom number
Atomic number
Smallest number. Top number, number of protons. Tells u wat e…
53 terms
Science Test - Atoms/Chemistry
Group
Noble Gasses
Metals
The Left
Elements in the same ________ have similar chemical properties.
These gasses are stable and nonreactive.
These are usually malleable, ductile, and good conductors of…
Which side of the periodic table are metals located on?
Group
Elements in the same ________ have similar chemical properties.
Noble Gasses
These gasses are stable and nonreactive.
12 terms
Science- isotopes, atoms and chemistry
Isotope
Radioisotopes
Chemical change
Physical change
Most atoms with the same elements have the same number but is…
A radioactive isotope
A reaction that forms new substances and cant be reversed
Can be reversed and no new substances or colours
Isotope
Most atoms with the same elements have the same number but is…
Radioisotopes
A radioactive isotope
36 terms
Rside-Science 9 Chemistry Counting Atoms
6
6
4
3
How many Oxygen atoms?
How Many Chlorine atoms?
How many Oxygen atoms?
How many Phosphorous atoms?
6
How many Oxygen atoms?
6
How Many Chlorine atoms?
16 terms
Science (Chemistry) - Atoms
atom
element
compound
sub atomic particles (+charges)
The smallest particle of substance which can have its own cha…
A pure substance made up of only one type of atom.
A pure substance formed by chemically combining at least two…
neutrons = neutral / protons = positive / electrons = negative
atom
The smallest particle of substance which can have its own cha…
element
A pure substance made up of only one type of atom.
31 terms
Science- Chemistry (The Atom)
Atom
Atomic number
Atomic symbol
Compound
The fundamental building block of all materials; it consists…
The number of protons in a nucleus; The atomic number determi…
A short-hand notation for describing an atom; it consists of…
A pure substance that is made up of two or more different typ…
Atom
The fundamental building block of all materials; it consists…
Atomic number
The number of protons in a nucleus; The atomic number determi…
15 terms
Science - Chemistry - The Atom
Democritus
Dalton
Thomson
Rutherford
Made a mental model of the atom; Greek philosopher.
Formed the atomic theory model of an atom; English schoolteac…
Proposed the "plum pudding" model of the atom; discovered the…
Discovered the nucleus using his gold foil experiment.
Democritus
Made a mental model of the atom; Greek philosopher.
Dalton
Formed the atomic theory model of an atom; English schoolteac…
15 terms
Chemistry Atoms and Atomic Structure
Atom
Subatomic Particles
Proton
Atomic Number
The smallest unit of matter in any element that keeps it's id…
1. Particles that are smaller than the atom. 2. Usually refer…
1. A positively (+) charged subatomic particle located in the…
A unique number for each element on the periodic table that i…
Atom
The smallest unit of matter in any element that keeps it's id…
Subatomic Particles
1. Particles that are smaller than the atom. 2. Usually refer…
18 terms
Science - Chemistry (The Atomic Theory)
The Atomic Theory
Atom
Electron (e)
The Modern Atomic Theory
study of the nature of atoms and how they combine to form all…
the smallest part of an element that has all of the element's…
A negatively charged subatomic particle located in energy lev…
An atom has a small positively charged nucleus surrounded by…
The Atomic Theory
study of the nature of atoms and how they combine to form all…
Atom
the smallest part of an element that has all of the element's…
10 terms
Science - Chemistry (Inside the Atom)
Atoms
Molecule
Compound
Elements
The basic building blocks of all matter - both living and non…
Two or more atoms joined together.
A type of molecule.... Substances made up of 2 or more atoms whi…
A type of substance that contains only 1 type of atom.... It is…
Atoms
The basic building blocks of all matter - both living and non…
Molecule
Two or more atoms joined together.
22 terms
Science: Chemistry [Atomic Structure]
Atoms
Nucleus
Protons
Neutrons
"The building blocks of the universe." All matter is composed…
The centre of the atom. Place where protons & neutrons are fo…
Contain positive charge.
Contain no (neutral) charge.
Atoms
"The building blocks of the universe." All matter is composed…
Nucleus
The centre of the atom. Place where protons & neutrons are fo…
15 terms
Science-atomic structure-chemistry
What is an atom?
What does the structure of an atom con…
What's in the shells?
What's In the nucleus?
Smalest perticle that can exist independently
Nucleus amd shells
Electrons
Protons ans neutrons
What is an atom?
Smalest perticle that can exist independently
What does the structure of an atom con…
Nucleus amd shells
13 terms
Natural Science: Atomic Chemistry
Chemistry
Element
Atomic Number
Atomic mass
the study of matter
A substance that cannot be broken down into any other substan…
the number of protons found in the nucleus of an atom
calculated by adding the masses of protons and neutrons
Chemistry
the study of matter
Element
A substance that cannot be broken down into any other substan…
35 terms
Science chemistry: atoms, ions, isotopes
Smallest component of an element, All…
An atom contains even smaller particle…
Atoms has a nucleus which contains____
In a atom moving rapidly around the nu…
Atoms
Subatomic particles
Neutrons
Electrons (location of them always changes) they are molded a…
Smallest component of an element, All…
Atoms
An atom contains even smaller particle…
Subatomic particles
Science Chemistry Test#2 (atoms)
Nucleus
Proton
Neutron
Electron
center of the atom
positive charge (nucleus)
no charge (nucleus)
negatively charged particles, found outside of the nucleus
Nucleus
center of the atom
Proton
positive charge (nucleus)
21 terms
SCIENCE STARR REVIEW: Atoms and Chemistry
What is the charge of protons, electro…
Is the group or period a vertical line…
Is the group or period a horizontal li…
How many electrons does the 1st, 2nd,…
Protons: positive charge... Electrons: negative charge ... Neutrons…
Group
Period
1st- 2 electrons ... 2nd- 8 electrons ... 3rd- 18 electrons
What is the charge of protons, electro…
Protons: positive charge... Electrons: negative charge ... Neutrons…
Is the group or period a vertical line…
Group
13 terms
Academic Science 9 - Chemistry Set 2 - Atoms
atom
electron
electron cloud
neutron
the smallest unit of an element that maintains that element's…
a subatomic particle that has one negative charge
the region outside the atom's nucleus where electrons are loc…
a subatomic particle with no electrical charge
atom
the smallest unit of an element that maintains that element's…
electron
a subatomic particle that has one negative charge
8 terms
Chemistry: atomic structure science dudes
Billiard ball model
Neutron Model
Electron cloud model
Nuclear model
Dalton
James Chadwick
Schrödinger
Robert Millikan
Billiard ball model
Dalton
Neutron Model
James Chadwick
30 terms
Chemistry- Atoms
atom
nucleus
proton
neutron
smallest part of an element that can be identified as that el…
center, or core, of an atom (where the protons and neutrons a…
particle that has a positive charge - located in the nucleus…
particle that has no charge - located in the nucleus of an at…
atom
smallest part of an element that can be identified as that el…
nucleus
center, or core, of an atom (where the protons and neutrons a…
19 terms
Science study guide chemistry and atoms
Democritus
John dalton
Ernest Rutherford
Neils bohr
First atomic theory
Father of atomic
Realized atoms weren't solids
Bohr diagram
Democritus
First atomic theory
John dalton
Father of atomic
24 terms
Prentice Hall - Science Explorer - Chemistry - Atoms & Elements
Nucleus
Proton
Neutron
Electron
the positively charged dense center of an atom
A subatomic particle that has a positive charge and that is f…
A subatomic particle that has no charge and that is found in…
A subatomic particle that has a negative charge
Nucleus
the positively charged dense center of an atom
Proton
A subatomic particle that has a positive charge and that is f…
25 terms
Science Unit 1: Chemistry and Atoms
How does every scientific investigatio…
What is a hypothesis?
What does the hypothesis lead to?
In a controlled experiment how many pa…
With a testable question
an answer to the testable question, an educated guess, and it…
a controlled expirement
one to test the effect of that one variable
How does every scientific investigatio…
With a testable question
What is a hypothesis?
an answer to the testable question, an educated guess, and it…
9 terms
SCIENCE: Atoms
Atoms
Protons
Neutrons
Electrons
the tiniest particles of an element that can still be that el…
particles in the nucleus of an atom with a positive charge
particles in the nucleus of the atom with a neutral charge wh…
particles with a negative charge that orbit the nucleus of an…
Atoms
the tiniest particles of an element that can still be that el…
Protons
particles in the nucleus of an atom with a positive charge
27 terms
Chemistry (Atoms)
Atom
Atomic symbol
Atomic number
Compound
Is the smallest piece of an element that still represents the…
A one or two letter abbreviation for an element
Number of protons in the nucleus of an atom
A substance made up of atoms of two or more different element…
Atom
Is the smallest piece of an element that still represents the…
Atomic symbol
A one or two letter abbreviation for an element
23 terms
Honors Chemistry Atoms and Nuclear Science Test
Atomic Number
Mass Number
Atomic Mass
Isotopes
The number of protons in the nucleus of an atom. (In a neutra…
The sum of the number of neutrons and protons in an atomic nu…
The average mass of every isotope of an element.
Atoms of the same element that have different numbers of neut…
Atomic Number
The number of protons in the nucleus of an atom. (In a neutra…
Mass Number
The sum of the number of neutrons and protons in an atomic nu…
40 terms
Science Test #3 Chemistry and Atoms
Atom
Electron
Nucleus
Proton
The smallest particle that still can be considered an element
A negatively charged particle
Center of an Atom
The positive charged particles in an atom's nucleus
Atom
The smallest particle that still can be considered an element
Electron
A negatively charged particle
19 terms
Physical Science - Chemistry (Chapter 5 - the atom)
model
theory
atom
electron
n. a presentation of an object or system. (模型)
n. an explanation for a broad set of observations that is bas…
n. the smallest particle into which an element can be divided…
n. negatively charged particles (电子)
model
n. a presentation of an object or system. (模型)
theory
n. an explanation for a broad set of observations that is bas…
45 terms
Chemistry-Atoms
nucleus
proton
neutron
isotope
dense core of an atom
positively charged particle in the nucleus
particle with no charge in the nucleus
*atoms of the same element that have different numbers of neu…
nucleus
dense core of an atom
proton
positively charged particle in the nucleus
20 terms
SCIENCE EXAM-ELEMENTS, ATOMS AND CHEMISTRY.
What is an Atom?
How many electrons in the 1st shell?
How many electrons in the 2nd shell?
How many electrons in the 3rd shell?
The smallest particle of a chemical element that can exist.
2
8
8
What is an Atom?
The smallest particle of a chemical element that can exist.
How many electrons in the 1st shell?
2
20 terms
S3 science with chemistry: Atomic Structure
Atoms are...
Nucleus
Protons are...
Neutrons are...
the smallest... particles and cannot be... broken down into anythin…
The protons and neutrons are found here, in the dense centre…
found in the... nucleus of atoms
are also found in the... nucleus of atoms
Atoms are...
the smallest... particles and cannot be... broken down into anythin…
Nucleus
The protons and neutrons are found here, in the dense centre…
35 terms
Natural Sciences CLEP Chapter 6 (Atomic Chemistry)
chemistry
atom
element
each ________ has a nucleus containing…
the study of matter
what all matter is composed of; simplest unit of an element t…
a substance that cannot be broken down into any other substan…
atom
chemistry
the study of matter
atom
what all matter is composed of; simplest unit of an element t…
14 terms
Chemistry Chapter 5 "Atoms and Bonding" (Physical Science)
ionic bonding
covalent bonding
valence electrons
oxidation numbers
chemical bonding that results from the electrical attraction…
results from the sharing of electron pairs between two atoms
electrons on the outermost energy level of an atom
Shows how many electrons can be shared, lost or gained to bec…
ionic bonding
chemical bonding that results from the electrical attraction…
covalent bonding
results from the sharing of electron pairs between two atoms
19 terms
Chemistry, Chapter 4: Atoms
Atom
Dalton's Atomic Theory
Democritus's Atomic Philosophy
Dalton's four major points in atomic t…
smallest particle of matter that retains the identify of an e…
an early theory relating chemical changes to events of the at…
In 300's BC reasoned that atoms were indivisible and indestru…
1. all elements are composed of tiny indivisible particles ca…
Atom
smallest particle of matter that retains the identify of an e…
Dalton's Atomic Theory
an early theory relating chemical changes to events of the at…
15 terms
Sci 8 Chemistry: Atoms
atom
matter
elements
subatomic particles
Smallest unit of an element.
Anything that has mass and takes up space.
A molecule composed of one kind of atom; cannot be broken int…
Particles, or parts, found within the atom: protons, neutrons…
atom
Smallest unit of an element.
matter
Anything that has mass and takes up space.
13 terms
Physical Science - Chemistry (Chapter 5- the atom)
model
theory
atom
electron
n. a presentation of an object or system. (模型)
n. an explanation for a broad set of observations that is bas…
n. the smallest particle into which an element can be divided…
n. negatively charged particles (电子)
model
n. a presentation of an object or system. (模型)
theory
n. an explanation for a broad set of observations that is bas…
14 terms
Chemistry - the atom
proton
electron
neutron
nucleus
proton
electron
13 terms
The Science of Atoms
Atoms
Subatomic Particles
Protons
Atomic Number
The smallest building blocks of matter that has chemical prop…
A particle smaller than an atom
Subatomic particles with a +1e charge (mass = 1 Atomic Mass U…
Equals the number of protons. Atomic number CAN NOT change
Atoms
The smallest building blocks of matter that has chemical prop…
Subatomic Particles
A particle smaller than an atom
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