Study sets matching "i science chemistry atoms"

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Study sets matching "i science chemistry atoms"

Science- Atom Unit-Chemistry #1
atom
electron
nucleus
proton
the smallest piece of an element that still represents that e…
a particle with one negative charge
center of an atom where the atom's mass and positive charge i…
an atomic particle that has one positive charge
atom
the smallest piece of an element that still represents that e…
electron
a particle with one negative charge
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…
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…
Chemistry: History of Atoms - 1
John Dalton
Thomas Model
Rutherford Model
Bohr's Model
The first modern scientist to propose the existence of atoms.…
He is credited with discovering the electron. ... Described as…
He discovered the nucleus
Each level contains a certain number of electrons.
John Dalton
The first modern scientist to propose the existence of atoms.…
Thomas Model
He is credited with discovering the electron. ... Described as…
9 terms
SCIENCE - ATOMS 1
ELEMENT
ATOM
SUBATOMIC PARTICLES
PROTONS
A substance composed of a single kind of atom-Cannot be broke…
Smallest unit of an element
Particles found within the atom, mainly protons, neutrons, an…
A positively charged particle in the nucleus of an atom.
ELEMENT
A substance composed of a single kind of atom-Cannot be broke…
ATOM
Smallest unit of an element
47 terms
Science.1.C Chemistry - Atomic Structure
What charge does a proton have?
What charge does a neutron have?
What charge does an electron have?
What is the region called where you fi…
positive
neutral
negative
Electron Cloud
What charge does a proton have?
positive
What charge does a neutron have?
neutral
65 terms
Chemistry 1 - Atoms and the Periodic Table
The "Periodic Table" we use today has…
What are the vertical columns called?…
What are the rows called?
Which element has three (3) electrons?
Increasing Atomic Numbers
Families or Groups
Periods
Lithium (Li)
The "Periodic Table" we use today has…
Increasing Atomic Numbers
What are the vertical columns called?…
Families or Groups
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…
111 terms
Chemistry: Atoms (Test #1)
Impact of Dalton's Work
Dalton's Atomic Theories (5)
How many naturally occurring elements…
Which elements are naturally occurring?
Eventually lead to the acceptance of the idea of atoms and ch…
1. All matter is composed of atoms. Atoms are indivisible and…
88
1-92 (except for Tc, Fr, Pm, and At)
Impact of Dalton's Work
Eventually lead to the acceptance of the idea of atoms and ch…
Dalton's Atomic Theories (5)
1. All matter is composed of atoms. Atoms are indivisible and…
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
25 terms
Set 1: Science (Chemistry); Questions on Atoms
All substances are made of...?
A substance that is made of only one s…
The Charge of a Proton is...?
The Charge of a Neutron is...?
Atoms
Element
+1
0
All substances are made of...?
Atoms
A substance that is made of only one s…
Element
5 terms
Science chemistry and atoms test
proton
neutron
electron
atomic number
has a positive electric charge
has the same mass as a proton but no electric charge
has a negative charge and is smaller
the number of protons in an atom
proton
has a positive electric charge
neutron
has the same mass as a proton but no electric charge
11 terms
Atoms 1 Physical Science
atomic mass
atomic number
ion
triboluminescence
Average mass of an atom
Number of protons in an element
Charged particle
The tendency for something to give off light when something i…
atomic mass
Average mass of an atom
atomic number
Number of protons in an element
20 terms
Chemistry U1: Atoms
Anion
Cation
Atomic Number
Atomic Mass
a negatively charged ion
a positively charged ion
The number of protons in an atom
the sum of protons and neutrons together
Anion
a negatively charged ion
Cation
a positively charged ion
10 terms
chemistry 1(atoms)
Atomic Mass Unit
Atomic Number
isotopes
atomic mass
A unit of mass that describes the mass of an atom or molecule…
Number of protons in an atom
Atoms of the same element that have different numbers of neut…
Sum of protons and neutrons in an element
Atomic Mass Unit
A unit of mass that describes the mass of an atom or molecule…
Atomic Number
Number of protons in an atom
Science Chemistry 1a (Atoms)
Protons
Electrons
Neutrons
Nucleus
Positively charged (+)
Negatively charged (-)
No charge
Contains protons and neutrons
Protons
Positively charged (+)
Electrons
Negatively charged (-)
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…
19 terms
Interactive Science Intro to Chemistry Section 3.1 intro to atoms
Atom
Electron
Proton
Energy Level
The smallest component of an element having the chemical prop…
A subatomic particle that has a negative charge.
A subatomic particle that has a positive charge and that is f…
a region of an atom in which electrons of the same energy are…
Atom
The smallest component of an element having the chemical prop…
Electron
A subatomic particle that has a negative charge.
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…
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
65 terms
Chemistry 1 - Atoms and the Periodic Table
The "Periodic Table" we use today has…
What are the vertical columns called?…
What are the rows called?
Which element has three (3) electrons?
Increasing Atomic Numbers
Families or Groups
Periods
Lithium (Li)
The "Periodic Table" we use today has…
Increasing Atomic Numbers
What are the vertical columns called?…
Families or Groups
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…
Chemistry Topic 1 The Atom
atom
atomic mass
atomic mass unit
atomic number
A tiny particle that is the basic unit of matter.
The average mass of all of the isotopes in a sample of the el…
Units used to represent an atom's mass. 1 proton = 1 amu.
The number of protons in the nucleus of an atom.
atom
A tiny particle that is the basic unit of matter.
atomic mass
The average mass of all of the isotopes in a sample of the el…
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.
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
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…
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?
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
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…
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.
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
History of Atomic Models Science Chemistry Test 1
Democritus(400 B.C.)
Dalton(1803 A.D.)
Dmitri Mendeleev(1869 A.D.)
J.J. Thompson(1897)
4 elements- Earth, air, fire, water; coined the term "atom"
Verified atoms and elements through gas experiments. Didn't u…
Developed periodic table using 64 elements, atomic mass inste…
Developed "Plum Pudding" Positive pudding, Negative plums, ch…
Democritus(400 B.C.)
4 elements- Earth, air, fire, water; coined the term "atom"
Dalton(1803 A.D.)
Verified atoms and elements through gas experiments. Didn't u…
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…
15 terms
Chemistry Test 1 [ATOMS]
Who first introduced the idea of atoms…
The greeks said everything is made of…
Democritus
Aristotle
Democritus
Earth, Fire, Air, Water
Matter could only be divided until... smallest particle
Believed atoms not real because empty... space was not real
Who first introduced the idea of atoms…
Democritus
The greeks said everything is made of…
Earth, Fire, Air, Water
12 terms
Chemistry Chap. 1, Sec. 1 "Elements and Atoms"
Matter
Element
Compound
Mixture
anything that has mass and takes up space.
the simplest pure substance that cannot be broken down into a…
a pure substance made of two or more elements that are combin…
two or more substances (elements, compounds, or both) that ar…
Matter
anything that has mass and takes up space.
Element
the simplest pure substance that cannot be broken down into a…
7 terms
SCIENCE Chemistry - Atom anatomy
Atom
Element
Molecule
Compound
Make up all matter
Substance made of only 1 type of atom
Particle containing 2 or more atoms in a fixed ratio chemical…
Substance which contain atoms of 2 or more different elements…
Atom
Make up all matter
Element
Substance made of only 1 type of atom
33 terms
Chemistry unit 1- atoms
Chemistry
Fundamental
Quantum mechanical model
Atom
The study of matter- anything physical
Smallest particle of matter
Current atom model
Made up of protons and neutrons in the nucleus and electrons
Chemistry
The study of matter- anything physical
Fundamental
Smallest particle of matter
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…
37 terms
Chemistry-Chapter 1- Atoms
matter
atoms
molecules
chemistry
anything that occupies space and has mass
the basic particles that compose ordinary matter
atoms that bind together in specific geometrical arrangements
the science that seeks to understand the properties of matter…
matter
anything that occupies space and has mass
atoms
the basic particles that compose ordinary matter
50 terms
Chemistry Chapter 1 Atoms
matter
atom
molecule
chemistry
anything that occupies space and has mass
the smallest identifiable unit of an element; a basic particl…
two or more atoms joined chemically in a specific geometrical…
the science that seeks to understand the properties of matter…
matter
anything that occupies space and has mass
atom
the smallest identifiable unit of an element; a basic particl…
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
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…
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
10 terms
Chemistry Chapter 1: atoms
Joseph Thomson experiment
Joseph Thomson contribution
Ernest Rutherford Experiment
Ernest Rutherford contribution
Cathode Ray Tube Experiment
First atomic model: plum pudding
Gold foil
...
Joseph Thomson experiment
Cathode Ray Tube Experiment
Joseph Thomson contribution
First atomic model: plum pudding
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
65 terms
Chemistry 1 - Atoms and the Periodic Table
The "Periodic Table" we use today has…
What are the vertical columns called?…
What are the rows called?
Which element has three (3) electrons?
Increasing Atomic Numbers
Families or Groups
Periods
Lithium (Li)
The "Periodic Table" we use today has…
Increasing Atomic Numbers
What are the vertical columns called?…
Families or Groups
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…
13 terms
Geer Science 8.1 - Atoms
Matter
Atom
Law of Conservation of Matter
Subatomic Particles
Anything that has mass and takes up space.
The smallest component of an element having the chemical prop…
Matter is neither created nor destroyed, but transferred from…
The small particles that make up an atom. (Protons, Neutrons,…
Matter
Anything that has mass and takes up space.
Atom
The smallest component of an element having the chemical prop…
7 terms
Chemistry 1: Atoms, Molecules, and Ions
The Atomic Theory - John Dalton
Law of conservation of mass - John Dal…
Atom
Subatomic Particles
Elements: ... Are composed of small particles called atoms.... All…
Matter can be neither created nor destroyed.
The basic unit of an element that can enter into chemical com…
Internal structures of the atom made up of:... Electrons, Proton…
The Atomic Theory - John Dalton
Elements: ... Are composed of small particles called atoms.... All…
Law of conservation of mass - John Dal…
Matter can be neither created nor destroyed.
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