Chapter 4 Chemical Foundations: Elements, Atoms, and Ions
... • Atoms of a given element are different from those of any other element. – Carbon atoms have different chemical and physical properties than sulfur atoms. ...
... • Atoms of a given element are different from those of any other element. – Carbon atoms have different chemical and physical properties than sulfur atoms. ...
N4 Atomic Structure
... Electron Shell 1 can hold: Electron Shell 2 can hold: 8eElectron Shell 3 can hold: 18e- ...
... Electron Shell 1 can hold: Electron Shell 2 can hold: 8eElectron Shell 3 can hold: 18e- ...
Atoms in Combination: The Chemical Bond
... Sodium, a highly reactive element, readily transfers its single valence electron to chlorine, which is one electron shy of the “magic” number 18. The result is the ionic compound sodium chloride—ordinary table salt. In these diagrams, electrons are represented as dots in shells around a nucleus. ...
... Sodium, a highly reactive element, readily transfers its single valence electron to chlorine, which is one electron shy of the “magic” number 18. The result is the ionic compound sodium chloride—ordinary table salt. In these diagrams, electrons are represented as dots in shells around a nucleus. ...
The Structure of the Atom
... Protons : + charge, relative mass = 1.007 atomic mass units (amu); round to 1 Neutrons: = charge, relative mass = 1.009 atomic mass units (amu); round to 1 Electrons: - charge, relative mass = 0.0005 atomic mass units (amu); round to 0 (not factored in when figuring total mass of an atom) ...
... Protons : + charge, relative mass = 1.007 atomic mass units (amu); round to 1 Neutrons: = charge, relative mass = 1.009 atomic mass units (amu); round to 1 Electrons: - charge, relative mass = 0.0005 atomic mass units (amu); round to 0 (not factored in when figuring total mass of an atom) ...
Atomic Theory Notes Page
... A model is a simplified representation of something you want to explain (so a model that represents the structure of an atom is called an atomic model). An Atom- the smallest unit of an element that retains the chemical properties of that element and can exist as a separate particle. Atomic th ...
... A model is a simplified representation of something you want to explain (so a model that represents the structure of an atom is called an atomic model). An Atom- the smallest unit of an element that retains the chemical properties of that element and can exist as a separate particle. Atomic th ...
20150930084161
... What do we know about energy levels? What happens when electrons gain or lose energy? What state is it when electrons absorb energy? What state is it when an electron loses energy? What is the most stable electron configuration? What do scientists use the electron cloud model for? When Neon atoms re ...
... What do we know about energy levels? What happens when electrons gain or lose energy? What state is it when electrons absorb energy? What state is it when an electron loses energy? What is the most stable electron configuration? What do scientists use the electron cloud model for? When Neon atoms re ...
1st Term Review
... 14. Based on the gold foil experiment, what did Rutherford conclude about the atom? 15. An atom of chromium-60 contains how many protons, neutron and electrons? 16. What is the difference between a compound and an element? 17. What is the electron configuration of a neutral calcium atom? 18. Atomic ...
... 14. Based on the gold foil experiment, what did Rutherford conclude about the atom? 15. An atom of chromium-60 contains how many protons, neutron and electrons? 16. What is the difference between a compound and an element? 17. What is the electron configuration of a neutral calcium atom? 18. Atomic ...
Periodic Table notes
... b) more mass and is about the same in size c) more mass and is smaller in size d) none of the above ...
... b) more mass and is about the same in size c) more mass and is smaller in size d) none of the above ...
bohrmodelofatomclassnote0
... and neutrons make up most of the mass of an atom. If the atom is neutral, the protons = electrons. An ion gains or loses electrons to get a full valence (outer) shell. ...
... and neutrons make up most of the mass of an atom. If the atom is neutral, the protons = electrons. An ion gains or loses electrons to get a full valence (outer) shell. ...
Chapter 4: The Structure of the Atom Early Ideas about Matter Name
... 2. Atoms are indivisible and indestructible 3. Atoms of a given element are identical in size, mass, and chemical properties 4. Atoms of a specific element are different from those of another element 5. Different atoms combine in simple whole-number ratios to form compounds 6. In a chemical reaction ...
... 2. Atoms are indivisible and indestructible 3. Atoms of a given element are identical in size, mass, and chemical properties 4. Atoms of a specific element are different from those of another element 5. Different atoms combine in simple whole-number ratios to form compounds 6. In a chemical reaction ...
Atomic Structure ppt
... The mass of an atom in atomic mass units (amu) is the total number of protons and neutrons in the atom. ...
... The mass of an atom in atomic mass units (amu) is the total number of protons and neutrons in the atom. ...
- Chapter 7 - Periodic Properties of the Elements
... elements in order of increasing atomic weight. Certain elements were missing from their scheme. ...
... elements in order of increasing atomic weight. Certain elements were missing from their scheme. ...
Chapter 2 - Chemical Context of Life
... Subatomic particles help us to better understand atoms. Protons ...
... Subatomic particles help us to better understand atoms. Protons ...
ATOMS
... symbol that tells how many atoms of an element there are in the compound. It means “written below”. • For example: H20 (2 is the subscript) There are 2 atoms of hydrogen (H) and 1 atom of oxygen (O). This makes up 1 molecule of water. ...
... symbol that tells how many atoms of an element there are in the compound. It means “written below”. • For example: H20 (2 is the subscript) There are 2 atoms of hydrogen (H) and 1 atom of oxygen (O). This makes up 1 molecule of water. ...
Atomic Theory
... Discovered electron clouds (s, p, d, f) Explains that electrons move like waves and not in a ...
... Discovered electron clouds (s, p, d, f) Explains that electrons move like waves and not in a ...
Elements, Compounds, and Atoms Video Notes
... 8. Ernest Rutherford’s Model of the Atom – developed a more complete understanding of the structure of atoms. He used gold foil and gold atoms. He discovered that atoms are mostly made of ...
... 8. Ernest Rutherford’s Model of the Atom – developed a more complete understanding of the structure of atoms. He used gold foil and gold atoms. He discovered that atoms are mostly made of ...
Atoms - Mrs. Carlyle`s Classroom
... by number of protons indicates neutrons) ◦ Proton, positive found in nucleus (atomic number indicates number of protons in the atom) ◦ Electron, negative found surrounding the nucleus (equal number of protons and electrons) ...
... by number of protons indicates neutrons) ◦ Proton, positive found in nucleus (atomic number indicates number of protons in the atom) ◦ Electron, negative found surrounding the nucleus (equal number of protons and electrons) ...
Subatomic Particles A. Protons – Protons carry a single positive
... of protons found in an atom. B. Neutrons – Neutrons carry no charge and have a slightly larger mass than protons. Isotopes of an element have different number of neutrons but the same number of protons. The mass number is equal to the number of protons plus number of neutrons. C. Electrons – Electro ...
... of protons found in an atom. B. Neutrons – Neutrons carry no charge and have a slightly larger mass than protons. Isotopes of an element have different number of neutrons but the same number of protons. The mass number is equal to the number of protons plus number of neutrons. C. Electrons – Electro ...
Chapter 5 Notes
... designated them using integers called _________________________ numbers. 16. The first quantum number is the ______________________ quantum number (n). It is the same as the row number of the element. The higher the energy level the ___________________ the energy. 17. Each energy level consists of e ...
... designated them using integers called _________________________ numbers. 16. The first quantum number is the ______________________ quantum number (n). It is the same as the row number of the element. The higher the energy level the ___________________ the energy. 17. Each energy level consists of e ...
Vocabulary
... • Polyatomic ions require parentheses if more than one polyatomic ion is indicated. – e.g. ammonium sulfide – NH4+ and S2- becomes ...
... • Polyatomic ions require parentheses if more than one polyatomic ion is indicated. – e.g. ammonium sulfide – NH4+ and S2- becomes ...