Chapter 4 Atomic Structure
... Explain what makes elements and isotopes different from each other. Calculate the number of neutrons in an atom. Calculate the atomic mass of an element. Explain why chemists use the periodic table. ...
... Explain what makes elements and isotopes different from each other. Calculate the number of neutrons in an atom. Calculate the atomic mass of an element. Explain why chemists use the periodic table. ...
ATOMIC STRUCTURE: Atomic History
... 1. Electrons are not stationary in orbits 2. Electrons can move around within an orbit to any random spot that they find, and can also move between levels within an atom ...
... 1. Electrons are not stationary in orbits 2. Electrons can move around within an orbit to any random spot that they find, and can also move between levels within an atom ...
Density
... Rules for Ionic Radius • Anions (negative ions) are “always” larger than cations (positive ions). • Ionic Radius goes by the same rules as atomic radius (ions get larger as we move down and to the left). • However it is necessary to treat anions and cations separately. (Anions are ...
... Rules for Ionic Radius • Anions (negative ions) are “always” larger than cations (positive ions). • Ionic Radius goes by the same rules as atomic radius (ions get larger as we move down and to the left). • However it is necessary to treat anions and cations separately. (Anions are ...
Atom
... • Atoms of an element don’t always have the same # of neutrons. • These atoms are called isotopes. ...
... • Atoms of an element don’t always have the same # of neutrons. • These atoms are called isotopes. ...
History of the Atom & Atomic Structure
... Major Contribution: The Atom ▪ He proposed that everything was made of these atoms and they were all indivisible ...
... Major Contribution: The Atom ▪ He proposed that everything was made of these atoms and they were all indivisible ...
Review 2 (Chapters 3,5, 10,11)
... C. Nature of electrical charge 1. Electrical charge is a fundamental property of protons and electrons 2. Species of opposite electric charge are attracted to each other 3. Species of the same electric charge repel each other 4. Species of opposite electric charge cancel to make a neutral atom ...
... C. Nature of electrical charge 1. Electrical charge is a fundamental property of protons and electrons 2. Species of opposite electric charge are attracted to each other 3. Species of the same electric charge repel each other 4. Species of opposite electric charge cancel to make a neutral atom ...
Document
... Each element is composed of extremely small particles called atoms. All atoms of a given element are identical to one another in mass and other properties, but the atoms of one element are different from the atoms of all other elements. Atoms of an element are not changed into atoms of a different e ...
... Each element is composed of extremely small particles called atoms. All atoms of a given element are identical to one another in mass and other properties, but the atoms of one element are different from the atoms of all other elements. Atoms of an element are not changed into atoms of a different e ...
CHAPTER 2
... • Bohr’s model of the atom when applied to atoms with more than one electron failed to explain their line spectra. • One major change from Bohr’s model is that electrons do not move in orbits. • Atomic orbitals - regions in space with a high probability of finding an electron. • Electrons move rapid ...
... • Bohr’s model of the atom when applied to atoms with more than one electron failed to explain their line spectra. • One major change from Bohr’s model is that electrons do not move in orbits. • Atomic orbitals - regions in space with a high probability of finding an electron. • Electrons move rapid ...
Unit 4 Slide Show
... by his peers, most notably Aristotle (384-322 BC). Aristotle was a very influential Greek philosopher who had a different view of matter. He believed that everything was composed of the four elements earth, air, fire, and water. Because at that time in history, Democritus’ ideas about the atom could ...
... by his peers, most notably Aristotle (384-322 BC). Aristotle was a very influential Greek philosopher who had a different view of matter. He believed that everything was composed of the four elements earth, air, fire, and water. Because at that time in history, Democritus’ ideas about the atom could ...
Lesson 1: Alchemy and Atomic Models
... 2. Atoms of the same element are identical. The atoms of any one element are different from those of any other element. 3. Atoms of different elements can combine with one another in simple whole number ratios to form compounds. 4. Chemical reactions occur when atoms are separated, joined, or rearra ...
... 2. Atoms of the same element are identical. The atoms of any one element are different from those of any other element. 3. Atoms of different elements can combine with one another in simple whole number ratios to form compounds. 4. Chemical reactions occur when atoms are separated, joined, or rearra ...
study guide - atomic srtucture/_classification of matter
... idea that all things were made of particles too small to see. He was laughed at. In the 1800’s John Dalton proposed the idea of the “Atomic Theory”. He had 5 theories, 3 of which are still believed today. They are: 1. All matter is composed of extremely small particles too small to see 2. In reactio ...
... idea that all things were made of particles too small to see. He was laughed at. In the 1800’s John Dalton proposed the idea of the “Atomic Theory”. He had 5 theories, 3 of which are still believed today. They are: 1. All matter is composed of extremely small particles too small to see 2. In reactio ...
The Fundamental Ideas in Chemistry
... the element has. 2. Put up to 2 of these in the first level 3. Put up to 8 of these in the next level 4. Put up to 8 of these in the next level. 5. The total number must be the same as the number of electrons the element has. ...
... the element has. 2. Put up to 2 of these in the first level 3. Put up to 8 of these in the next level 4. Put up to 8 of these in the next level. 5. The total number must be the same as the number of electrons the element has. ...
Core Idea PS1 Matter and Its Interactions How can one explain the
... proton neutrons electron periodic table periods (orders elements horizontally by the number of protons in the atom’s nucleus) families (place those with similar chemical properties in columns) valence (ref ...
... proton neutrons electron periodic table periods (orders elements horizontally by the number of protons in the atom’s nucleus) families (place those with similar chemical properties in columns) valence (ref ...
Ch2ov1
... Î All matter is composed of atoms. Ù All atoms of an element have the same mass (atomic weight). Ú All atoms of different elements have different masses (i.e., different atomic weights). Û Atoms are indestructible and indivisible. Ò Compounds are formed when atoms of two or more elements combine. Ó ...
... Î All matter is composed of atoms. Ù All atoms of an element have the same mass (atomic weight). Ú All atoms of different elements have different masses (i.e., different atomic weights). Û Atoms are indestructible and indivisible. Ò Compounds are formed when atoms of two or more elements combine. Ó ...
The chemical elements are fundamental building materials of matter
... • 1.A: All matter is made of atoms. There are a limited number of types of atoms: these are the elements. • 1.B: The atoms of each element have unique structures arising from interactions between electrons and nuclei. • 1.C: Elements display periodicity in their properties when the elements are orga ...
... • 1.A: All matter is made of atoms. There are a limited number of types of atoms: these are the elements. • 1.B: The atoms of each element have unique structures arising from interactions between electrons and nuclei. • 1.C: Elements display periodicity in their properties when the elements are orga ...
Chem 101 notes review
... = 0, 1, 2, 3, 4, 5, .......(n-1) = s, p, d, f, g, h, .......(n-1) The symbol for the magnetic quantum number is m which defines the orbital. m = - , (- + 1), (- +2), .....0, ......., ( -2), ( -1), The last quantum number is the spin quantum number which has the symbol m s which chara ...
... = 0, 1, 2, 3, 4, 5, .......(n-1) = s, p, d, f, g, h, .......(n-1) The symbol for the magnetic quantum number is m which defines the orbital. m = - , (- + 1), (- +2), .....0, ......., ( -2), ( -1), The last quantum number is the spin quantum number which has the symbol m s which chara ...