How can we help?

You can also find more resources in our Help Center.

Study sets matching "chemisty chapter 3"

Study sets
Classes
Users

Study sets matching "chemisty chapter 3"

39 terms
Honors Chemisty Chapter 3
theory
law
Democritus
Antoine Lavoiser
explanation
statement
first to mention the idea of an atom (tiny indestructible par…
The first to take measurements and write stuff down... -no matte…
theory
explanation
law
statement
156 terms
Chapter 3 Chemisty
Qualitative Measurement
Quantitative Measurement
Scientific Notation
When Adding or Subtracting Scientific…
Measurement that gives results in a descriptive, nonnumerical…
Measurement that gives results in a definite form, usually as…
Notation in which a number is written as the product of two n…
Before you add or subtract number written in scientific notat…
Qualitative Measurement
Measurement that gives results in a descriptive, nonnumerical…
Quantitative Measurement
Measurement that gives results in a definite form, usually as…
17 terms
Chapter 3 Chemisty
Scientific notation
Exact numbers
Inexact numbers
Parallax
A way of writing very large or small numbers without so many…
Value is known exactly, not obtained by measurement
Numbers obtained by measurement have some error, usually due…
Error in reading a scale due to incorrect eye positioning
Scientific notation
A way of writing very large or small numbers without so many…
Exact numbers
Value is known exactly, not obtained by measurement
12 terms
Chemisty Chapter 3
Law of Conservation of Mass
Electron
Atomic Mass Unit
Average Atomic Mass
Matter can be neither created nor destroyed
Negatively charged subatomic particles
Exactly 1/2 the mass of a carbon 12 atom
The weighted average of the atomic masses of the naturally oc…
Law of Conservation of Mass
Matter can be neither created nor destroyed
Electron
Negatively charged subatomic particles
28 terms
Chemisty chapter 3 vocab
States of matter
Solid
Liquid
Gas
All matter that exists naturally on Earth can be classified a…
A form of matter that has its own definite shape and volume
A form of matter that flows, has constant volume, and takes u…
A form of matter that not only flows to conform to the shape…
States of matter
All matter that exists naturally on Earth can be classified a…
Solid
A form of matter that has its own definite shape and volume
30 terms
Chapter 3 Chemisty
substance
physical properties
extensive
intensive
matter that has a uniform and unchanging composition
characteristics that can be observed or measures without chan…
are dependent upon the amount of the substance present
are independent of the amount of substance present
substance
matter that has a uniform and unchanging composition
physical properties
characteristics that can be observed or measures without chan…
10 terms
chemisty chapter 3
democritus
Jhon dalton
Daltons atomic theory #1
Daltons atomic theory #2
fist to propse that matter is composed of tiny; indivisible p…
proposed the following atomic theory in 1808
1. all elements are composed of tiny, indivisible particles c…
atoms of the same element are identical and differ from those…
democritus
fist to propse that matter is composed of tiny; indivisible p…
Jhon dalton
proposed the following atomic theory in 1808
Chapter 3 Chemisty
law of conservation of mass
law of definite proportions
law of multiple proportions
Atom
states that mass is neither created nor destroyed ordinary ch…
fact that a chemical compound contains the same element in ex…
if two or more different compounds are composed of the same t…
smallest unit of an element that maintains the chemical prope…
law of conservation of mass
states that mass is neither created nor destroyed ordinary ch…
law of definite proportions
fact that a chemical compound contains the same element in ex…
24 terms
Chapter 3 Chemisty
Endothermic
Exothermic
3 ENDOthermic phase changes:
3 EXOthermic phase changes:
Absorbing energy HAS TO WARM UP
Releasing energy
melting, vaporization, sublimation
freezing, condensation, deposition
Endothermic
Absorbing energy HAS TO WARM UP
Exothermic
Releasing energy
34 terms
Chemisty Chapter 3
Element
Compound
Chemical reaction
Atom
A substance that cannot be further broken down by ordinary ch…
Elements combined and have different physical and chemical pr…
Transformation of a substance into a new one
Smallest part of an element which retains properties of element
Element
A substance that cannot be further broken down by ordinary ch…
Compound
Elements combined and have different physical and chemical pr…
39 terms
Chemisty 2A Chapter 3
Mass Number
Isotope
Ionization energy
Halogen
The total number of protons and neutrons in the nucleus of an…
An atom that differs only in mass number from another atom of…
The energy needed to remove the least tightly bound electron…
An element in group 7A that has seven electrons in its outerm…
Mass Number
The total number of protons and neutrons in the nucleus of an…
Isotope
An atom that differs only in mass number from another atom of…
14 terms
Chapter 3 key terms chemisty
law of conservation of mass
law of definite proportions
law of multiple proportions
atom
states that mass is neither created nor destroyed during ordi…
the fact that a chemical compound contains the same elements…
If two or more different compounds are composed of the same t…
the smallest particle of an element that retains the chemical…
law of conservation of mass
states that mass is neither created nor destroyed during ordi…
law of definite proportions
the fact that a chemical compound contains the same elements…
23 terms
Chemisty Notecards Chapter 3
Measurement
Scientific Notation
Accuracy
Precision
A quality that has both a quality and a unit
A number is written as a product of two, one being 10 raised…
How close a measurement comes to the actual value
How close a series of measurements are
Measurement
A quality that has both a quality and a unit
Scientific Notation
A number is written as a product of two, one being 10 raised…
9 terms
Chapter 3 Test Chemisty
protons
electrons
neutrons
atomic number
positive, determines the element
negative, determines how the atom will react with other atoms
neutral, keep protons from reeling each other
protons
protons
positive, determines the element
electrons
negative, determines how the atom will react with other atoms
70 terms
Chapter 3&4 Chemisty
difference between a substance and an…
is salt water a pure substance?
physical property?
extensive property?
element: a pure substance that cannot be seperated;... substance…
no, samples from different places have different compositions
sampled and measured without changing composition ... ex: densit…
dependent upon amount of substance present ex: mass, length,…
difference between a substance and an…
element: a pure substance that cannot be seperated;... substance…
is salt water a pure substance?
no, samples from different places have different compositions
17 terms
Chapter 3 - The Chemisty of Carbon
Carbohydrates
Monosaccharides
Polysaccharides
Carbohydrates importance
Any of a large group of organic compounds; they contain hydro…
Single molecule sugars
Complex molecules sugar
short term energy storage molecules, long term energy storage…
Carbohydrates
Any of a large group of organic compounds; they contain hydro…
Monosaccharides
Single molecule sugars
28 terms
Honors Chemisty Chapter 3
Chemistry
Accuracy
Precision
Weight
The study of matter and the changes it undergos
The measure of how close a measurment comes to the actual or…
The measure of how close a series of measurements are to one…
The amount of force exerted by gravity on an object
Chemistry
The study of matter and the changes it undergos
Accuracy
The measure of how close a measurment comes to the actual or…
19 terms
[Chemisty] Chapter 3 Study
First to suggest the existence of atoms
The modern atom's process of studying…
Idea 1 of Dalton's Atomic Theory
Idea 2 of Dalton's Atomic Theory
Democritus
John Dalton
All matter is composed of atoms
All atoms of the same element are identical, all atoms of var…
First to suggest the existence of atoms
Democritus
The modern atom's process of studying…
John Dalton
30 terms
Chapter 3 PPT Notes Chemisty
Democritus
chemical reaction
law of conservation of mass
law of definite proportions
Greek philosopher who first used the term atom to describe a…
transformation of substances into one or more new substances
mass is neither created or destroyed during ordinary chemical…
chemical compounds contain the same elements in exactly the s…
Democritus
Greek philosopher who first used the term atom to describe a…
chemical reaction
transformation of substances into one or more new substances
19 terms
Chemisty Mr Mercier Chapter 3
Measurement Uncertainty
Accuracy
Precision
Do we want Accuracy and Precision?
limit to how good our measurement is/ experimental error.
How close a measured value agrees with the actual value.
How close a set of values are to each other.
Yes.
Measurement Uncertainty
limit to how good our measurement is/ experimental error.
Accuracy
How close a measured value agrees with the actual value.
26 terms
Chemisty Chapter 3 Review for Test
nucleus
positive
protons
protons and neutrons
The central part of the atom is called the
the charge on the nucleus of an atom is
the positive charge in the atom is due to the
the nucleus of an atom is composed of both a __________ and _…
nucleus
The central part of the atom is called the
positive
the charge on the nucleus of an atom is
32 terms
Honors Chemisty- Atoms Chapter 3
Atom
Democritus
Aristotle
Alchemists
- smallest particle of an element that retains its identity i…
- 400 BC... - said atoms are indivisible and indestructible... - he…
- 400 BC... - said Democritus was wrong
- middle ages... - 'make gold atoms' (started to experiment)... - f…
Atom
- smallest particle of an element that retains its identity i…
Democritus
- 400 BC... - said atoms are indivisible and indestructible... - he…
11 terms
Practice Test Chapter 3 Chemisty
Democritus
Proton, Newtron, Electron
What is atomic number? What is atomic…
Atom with no charge
The first person on record to ever postulate the existince of…
Three Subatomic Particles
# of Protons; # of protons and Newtrons
What is a neutral atom?
Democritus
The first person on record to ever postulate the existince of…
Proton, Newtron, Electron
Three Subatomic Particles
22 terms
Chemisty: The Science in Context Chapter 3
Reactant
Product
Combination reaction
Mole(mol)
A substance consumed during a chemical reaction
A substance formed during a chemical reaction
A reaction in which two(or more) substances combine to form o…
An amount of material(atoms, ions, or molecules) that contain…
Reactant
A substance consumed during a chemical reaction
Product
A substance formed during a chemical reaction
36 terms
General Chemisty Test Chapter 3
Dalton incorporated the law of conserv…
If each atom of element D has three ma…
In oxides of nitrogen, such as N2O, NO…
if two or more compounds are composed…
atoms are indivisible
8 mass units
multiple proportions
multiple proportions
Dalton incorporated the law of conserv…
atoms are indivisible
If each atom of element D has three ma…
8 mass units
29 terms
Tro's Chemisty- Chapter 3
What happens when two or more elements…
What is a chemical bond?
What is an Ionic bond?
What is a covalent/molecular bond?
Form a compound, an entirely new substance
A result from the attractions between the protons and electro…
A metal and a nonmetal
Nonmetals only
What happens when two or more elements…
Form a compound, an entirely new substance
What is a chemical bond?
A result from the attractions between the protons and electro…
24 terms
Study Guide Chemisty/ Chapter 3: Solution
acid
base
concentration
PH
releases hydrogen ions
accept hydrogen ions
measurement of the amount of solute in a solution
An organism's physical appearance, or visible traits.
acid
releases hydrogen ions
base
accept hydrogen ions
24 terms
Study Guide Chemisty/ Chapter 3: Solution
acid
base
concentration
PH
releases hydrogen ions
accept hydrogen ions
measurement of the amount of solute in a solution
An organism's physical appearance, or visible traits.
acid
releases hydrogen ions
base
accept hydrogen ions
26 terms
Chemisty Ch 3 Test
John Dalton
JJ Thompson
Rutherford 1
Rutherford 2
Elements combine into Compounds. Matter not created/destroyed.
Found electrons
Gold Foil Expirement. Alpha particles = Mostly empty space
Found Proton
John Dalton
Elements combine into Compounds. Matter not created/destroyed.
JJ Thompson
Found electrons
26 terms
Study Guid Chemisty/ Chapter 3: Solution
acid
base
concentration
PH
A substance that increases the hydrogen ion concentration of…
A substance that decreases the hydrogen ion concentration in…
A measurement of how much solute exists within a certain volu…
An organism's physical appearance, or visible traits.
acid
A substance that increases the hydrogen ion concentration of…
base
A substance that decreases the hydrogen ion concentration in…
26 terms
Study Guid Chemisty/ Chapter 3: Solution
acid
base
concentration
PH
releases hydrogen ions 0-5
accept hydrogen ions 9-14
A measurement of the amount of solute
An organism's physical appearance, or visible traits. 0 to 14
acid
releases hydrogen ions 0-5
base
accept hydrogen ions 9-14
Chemisty chap 3 review
Chemical reaction
law of conversation of mass
law of definite proportions
law of multiple proportions
transformation of substances into other new substances
mass cant be created or destroyed in chemical reactions or ph…
a chemical compund contains the same element in exactly the s…
2 or more different compounds are made if the same elements,…
Chemical reaction
transformation of substances into other new substances
law of conversation of mass
mass cant be created or destroyed in chemical reactions or ph…
13 terms
Chemisty Chpt 3 Vocab
Law of conservation of Mass
Law of definite proportions
Law of multiple proportions
Atom
Mass is neither destroyed nor created during ordinary chemica…
Fact that a chemical compound contains the same elements in e…
If two or more different compounds are composed of the same t…
The smallest particle of an element that retains the chemical…
Law of conservation of Mass
Mass is neither destroyed nor created during ordinary chemica…
Law of definite proportions
Fact that a chemical compound contains the same elements in e…
14 terms
ch 3 terms chemisty
law of conversion of mass
law of definite proportions
law of multiple proportions
atom
matter is neither created or destroyed during ordinary chemic…
chemical compound contains the same elements in exactly the s…
if two or more different compounds are composed of the same t…
smallest particle of an element that retains the chemical pro…
law of conversion of mass
matter is neither created or destroyed during ordinary chemic…
law of definite proportions
chemical compound contains the same elements in exactly the s…
32 terms
Chemisty Ch.3
1 m
1 m
1 g
1 kg
100 cm
1000 mm
1000 mg
1000 g
1 m
100 cm
1 m
1000 mm
24 terms
Ch 3 Chemisty
nucleus
positive
proton
proton and neutron
what is the central part of the atom called?
what is the charge on the nucleus of an atom?
the positive charge in the atom is to due what?
the nucleus of an atom is composed of both what and what?
nucleus
what is the central part of the atom called?
positive
what is the charge on the nucleus of an atom?
15 terms
Science Chemisty ch 3 vocab
Chemical Reaction
Reactant
Product
Precipitate
The process by which chemical changes occur.In a chemical rea…
A substance that is present at the beginning of a chemical re…
A substance formed by a chemical reaction. A product is made…
A solid substance that forms as a result of a reaction betwee…
Chemical Reaction
The process by which chemical changes occur.In a chemical rea…
Reactant
A substance that is present at the beginning of a chemical re…
30 terms
Chemisty 3
Water
Salts
Alkaline solutions contain
Buffers
carries out chemical reactions in body
electrolytes that carry electricity
bases
mixture of compounds that resist pH changes
Water
carries out chemical reactions in body
Salts
electrolytes that carry electricity
18 terms
Chemisty ch.3-4
Hund's rule
Aufabau's principle
Pauli's Exclusion principle
Democratius
Every orbit in a sub level must be fully occupied before an o…
Electrons fill the lowest energy level before they move up
No more than two electrons per an orbital and they must spin…
Developed the idea of an atom and everything made of atoms
Hund's rule
Every orbit in a sub level must be fully occupied before an o…
Aufabau's principle
Electrons fill the lowest energy level before they move up
64 terms
Chemisty Test Chapter 1
Chemistry
Microstructures
Six main branches of chemistry
Organic Chemistry
is the study of the composition, structure, and properties of…
things too tiny to be seen with the aided eye
1. Organic... 2. Inorganic... 3. Physical... 4. Analytical... 5. Biochemi…
the study of most carbon-containing compounds
Chemistry
is the study of the composition, structure, and properties of…
Microstructures
things too tiny to be seen with the aided eye
Chapter 5 Vocab Chemisty
electromagnetic radiation
wavelength
frequency
amplitude
form of energy that exhibits wave-like behavior as it travels…
wavelength shortest distance between equivalent points on a c…
frequency number of waves that pass a given point in one seco…
the wave's height from the origin to a crest or from the orig…
electromagnetic radiation
form of energy that exhibits wave-like behavior as it travels…
wavelength
wavelength shortest distance between equivalent points on a c…
14 terms
Chapter 7 Chemisty
concentration
dissolving
hydrogen bond
induced dipole
a quantitative measure of the amount of solute in a solution
the process of mixing a solute in a solvent
a strong dipole attraction between a slightly positive hydrog…
a dipole temporarily created in an otherwise non-polar molecu…
concentration
a quantitative measure of the amount of solute in a solution
dissolving
the process of mixing a solute in a solvent
19 terms
Chemisty Chapter 2
what is matter
matter
what are matters physical proporties
what are Chemical proporties
I dont know whats the matter with you. HAHAHA
solid liquid or gas
mailability, ductility, and conductivity
how matter acts in the presence of energy
what is matter
I dont know whats the matter with you. HAHAHA
matter
solid liquid or gas
29 terms
Chemisty chapter 4 vocab
Electromagnetic radiation
Electromagnetic spectrum
Wavelength
Frequency
Form of energy that exhibits wavelike behavior as it travels…
All forms of electromagnetic radiation
Distance between corresponding points in adjacent waves
Number of waves that pass a given point in a specific time, u…
Electromagnetic radiation
Form of energy that exhibits wavelike behavior as it travels…
Electromagnetic spectrum
All forms of electromagnetic radiation
20 terms
Chemisty Chapter 5 Study Guide
Schrodinger (Electron Cloud Model)
Bohr
energy
types of electromagnetic radiation fro…
electrons more randomly around nucleus (TRUE)
electrons more in perfect cirlces around the nucleus (NOT TRUE)
the ability to do work
-radio... -microwave... -infaraed... -visible... -ultraviolet... -x-ray... -gam…
Schrodinger (Electron Cloud Model)
electrons more randomly around nucleus (TRUE)
Bohr
electrons more in perfect cirlces around the nucleus (NOT TRUE)
16 terms
BioChemisty 3.1
Organic
What are the 4 main organic molecules…
What is a tetravalence of carbon
what shapes can carbon molecules take?
Molecule with mostly Carbon and hydrogen atoms
Nucleic Acids, proteins, carbohydrates and lipids
A carbon atom completes its octet only by sharing its valence…
Double bonds, chains, rings, and branching
Organic
Molecule with mostly Carbon and hydrogen atoms
What are the 4 main organic molecules…
Nucleic Acids, proteins, carbohydrates and lipids
14 terms
Chemisty Chs 3-4 people
Schrodinger
Newton
Heisenberg
Bohr
1926-1934; electrons have properties of particles and wares;…
based ideas on Democritus; used experimentation and observati…
uncertainty principle: it is impossible to determine both the…
1912; theory; electrons orbit at specific distance; energy is…
Schrodinger
1926-1934; electrons have properties of particles and wares;…
Newton
based ideas on Democritus; used experimentation and observati…
35 terms
MCAT General Chemisty Chp 3 Bonding
Elements in period _____ or greater ca…
Ionic bonding forms....?
When do ionic compounds conduct electr…
What does bond order refer to?
Period 3 or greater
A lattice structure i
When they are in the moltent state
The number of electrons shared in a convalent bond (i.e. 2,4,6)
Elements in period _____ or greater ca…
Period 3 or greater
Ionic bonding forms....?
A lattice structure i
16 terms
Chap 3.5 Ions Chemisty
Ion
Cation
Anion
Alkali metals
An atom or molecule with a net electric charge due to the los…
A positively charged ion; an atom that has lost electrons.
A negatively charged ion; an atom that has gained electrons
These super reactive elements can form cations easily by only…
Ion
An atom or molecule with a net electric charge due to the los…
Cation
A positively charged ion; an atom that has lost electrons.
17 terms
Unit 3 Flashcards (chemisty)
Billard Ball Model
Cathode Ray tube experiment
Discovered the first subatomic particle
Began Atomic Theory
Dalton
Thomson
Thomson
Democritus
Billard Ball Model
Dalton
Cathode Ray tube experiment
Thomson
1 of 10