2015-2016 AP CHEMISTRY MIDTERM EXAM Review
... Questions 51-52 refer to the following types of energy A) Activation energy B) Free energy C) Ionization energy D) Kinetic energy E) Lattice energy 51. The energy required to convert a ground-state atom in the gas phase to a gaseous positive ion. C 52. The energy released when gas phase ions bond t ...
... Questions 51-52 refer to the following types of energy A) Activation energy B) Free energy C) Ionization energy D) Kinetic energy E) Lattice energy 51. The energy required to convert a ground-state atom in the gas phase to a gaseous positive ion. C 52. The energy released when gas phase ions bond t ...
HONORS EARTH SCIENCE HOMEWORK, Ch2, Sec 1 Atoms and
... 6. In an atom, electrons can be grouped into _________ levels, each holding only a specific number of electrons. 7. All atoms of the same element have the same number of ________ . 8. The number of protons in an atom is equal to the _________ __________ (2 words) of the element. This number is found ...
... 6. In an atom, electrons can be grouped into _________ levels, each holding only a specific number of electrons. 7. All atoms of the same element have the same number of ________ . 8. The number of protons in an atom is equal to the _________ __________ (2 words) of the element. This number is found ...
The Periodic Table and Periodic Law
... – Positive ions lose electrons becoming smaller – Negative ions gain electrons becoming larger ...
... – Positive ions lose electrons becoming smaller – Negative ions gain electrons becoming larger ...
Snc2d Chapter 5 Practice Test
... 10. a) What is a “diatomic element”? b) Write the formulas for ALL the diatomic elements. 11. NEATLY Fill in the chart below with the correct name or formula. Correct spelling is essential. ...
... 10. a) What is a “diatomic element”? b) Write the formulas for ALL the diatomic elements. 11. NEATLY Fill in the chart below with the correct name or formula. Correct spelling is essential. ...
Name: Period: _____ Date
... 8. _____ average mass of all the isotopes of an element 9. _____ any charged particle, an atom that has gained or lost electrons 10. _____ s, p, d, f…sublevels of the electron cloud 11. _____ any element that tends to take electrons and get a negative charge 12. _____ part of an atom with a negative ...
... 8. _____ average mass of all the isotopes of an element 9. _____ any charged particle, an atom that has gained or lost electrons 10. _____ s, p, d, f…sublevels of the electron cloud 11. _____ any element that tends to take electrons and get a negative charge 12. _____ part of an atom with a negative ...
SUMMARY: Introduction and History of Atomism
... Performed famous “________ ________ Experiment” The experimental evidence that led to the Rutherford model was the results of bombarding a thin metal foil with an ________ particle (helium nuclei) beam. The beam was mostly____________, as expected; however, a small but significant number of alph ...
... Performed famous “________ ________ Experiment” The experimental evidence that led to the Rutherford model was the results of bombarding a thin metal foil with an ________ particle (helium nuclei) beam. The beam was mostly____________, as expected; however, a small but significant number of alph ...
Atoms of an element can lose or gain electrons and still
... 1. The Greek philosopher Democritus proposed that matter is composed of small particles. He called these particles ________. (pg. 36, P2) 2. Three basic particles make up an atom: ____________, __________, and ___________. (pg 36, P3) 3. __________ are particles that have a positive electric charge. ...
... 1. The Greek philosopher Democritus proposed that matter is composed of small particles. He called these particles ________. (pg. 36, P2) 2. Three basic particles make up an atom: ____________, __________, and ___________. (pg 36, P3) 3. __________ are particles that have a positive electric charge. ...
Atoms, the Periodic Table and Moles - Ars
... is divided it is the same. The second states that matter has a tiny fundamental unit associated with it. These were just ideas at the time and no experiments were done to distinguish between them. In the 1800’s John Dalton revived the ancient Greek idea of atoms. His theory of atoms had several post ...
... is divided it is the same. The second states that matter has a tiny fundamental unit associated with it. These were just ideas at the time and no experiments were done to distinguish between them. In the 1800’s John Dalton revived the ancient Greek idea of atoms. His theory of atoms had several post ...
Matter
... – Collection of the combination same type of atom elements and/or – Cannot be compounds or decomposed both. • Compound • USUALLY – 2 or more different heterogeneous atoms chemically bonded together. ...
... – Collection of the combination same type of atom elements and/or – Cannot be compounds or decomposed both. • Compound • USUALLY – 2 or more different heterogeneous atoms chemically bonded together. ...
Balancing Single Replacement Reactions - Kossmann
... Name: __________________________ Class: ____________________ Date: _____________ ...
... Name: __________________________ Class: ____________________ Date: _____________ ...
answers
... The vertical columns, called groups describe elements of similar properties. Groups have names that help describe the properties those elements share. An example if the reactive metals on the far left because they are all very reactive. As you move across a period, the properties change in predictab ...
... The vertical columns, called groups describe elements of similar properties. Groups have names that help describe the properties those elements share. An example if the reactive metals on the far left because they are all very reactive. As you move across a period, the properties change in predictab ...
20161018145157
... What is the most stable electron configuration? o When all electrons are in the lowest possible energy levels (ground state) What do scientists use the electron cloud model for? o To describe the possible locations of electrons around the nucleus. ...
... What is the most stable electron configuration? o When all electrons are in the lowest possible energy levels (ground state) What do scientists use the electron cloud model for? o To describe the possible locations of electrons around the nucleus. ...
Quiz name: Unit 2 Review (so far)
... In the article we read "A Number's Game", scientists were making element 119 by: A ...
... In the article we read "A Number's Game", scientists were making element 119 by: A ...
CHM1011 Lecture 1 – Atomic Structure Discovery of the Atom
... properties as well as particle-like properties • De Broglie proposed that matter should exhibit WPD properties given by λ=h/p; where p=mv • Electrons have wavelength motions that are restricted to an orbit of fixed energy called resonant waves • Schrödinger’s “wave equation”, using ψ to determine th ...
... properties as well as particle-like properties • De Broglie proposed that matter should exhibit WPD properties given by λ=h/p; where p=mv • Electrons have wavelength motions that are restricted to an orbit of fixed energy called resonant waves • Schrödinger’s “wave equation”, using ψ to determine th ...
Academic Chemistry
... C. X-rays are characteristic of the metal used as the anode D. energy is given off in little packets 10. Which of the following is an appropriate range for the diameter of an atom? A. 10-8 cm B. 10-24 g C. 1 cm D. 10 cm 11. Atomic mass is a relative scale based on which of the following nuclides? A. ...
... C. X-rays are characteristic of the metal used as the anode D. energy is given off in little packets 10. Which of the following is an appropriate range for the diameter of an atom? A. 10-8 cm B. 10-24 g C. 1 cm D. 10 cm 11. Atomic mass is a relative scale based on which of the following nuclides? A. ...
3. atomic structure
... An orbit describes a particular path that an object follows as it travels around another object For example, the moon has an orbit about the earth Electrons do not follow a particular path around the nucleus Instead, an orbital describes the areas around the nucleus where an electron is most likely ...
... An orbit describes a particular path that an object follows as it travels around another object For example, the moon has an orbit about the earth Electrons do not follow a particular path around the nucleus Instead, an orbital describes the areas around the nucleus where an electron is most likely ...
Chapter 4 Packet Chem
... ___________________ proposed a theory that all matter is made up of individual particles called atoms, which cannot be divided. ___________________’s experiments provided the first evidence that atoms are made o even smaller particles. According to ___________________’s model, all of the atom’s posi ...
... ___________________ proposed a theory that all matter is made up of individual particles called atoms, which cannot be divided. ___________________’s experiments provided the first evidence that atoms are made o even smaller particles. According to ___________________’s model, all of the atom’s posi ...
Atom Structure and Isotopes
... Videoclip #2 Questions 1) What is the atomic number? number of protons in the nucleus 2) What are isotopes? Atoms with the same number of protons, but a DIFFERENT number of neutrons. 3) How many protons and neutrons are in the following carbon isotopes? Carbon-12 Carbon-13 Carbon-14 ...
... Videoclip #2 Questions 1) What is the atomic number? number of protons in the nucleus 2) What are isotopes? Atoms with the same number of protons, but a DIFFERENT number of neutrons. 3) How many protons and neutrons are in the following carbon isotopes? Carbon-12 Carbon-13 Carbon-14 ...
S3 Chemistry - eduBuzz.org
... Calculate the number of protons, neutrons and electrons in an atom Identify whether a species has an equal or unequal number of protons and electrons and use this to state whether it is an atom or ion. State the charge of an ion. Calculate the charge on a ion using nuclide notation Use the ...
... Calculate the number of protons, neutrons and electrons in an atom Identify whether a species has an equal or unequal number of protons and electrons and use this to state whether it is an atom or ion. State the charge of an ion. Calculate the charge on a ion using nuclide notation Use the ...
03Atomic_Structure 175KB Sep 13 2012 09:32:33 AM
... • The nucleus contains most of an atom's mass • It was discovered by Ernest Rutherford in ...
... • The nucleus contains most of an atom's mass • It was discovered by Ernest Rutherford in ...
Learning Outcomes for Chemical Reactions and
... • Calculate the number of protons, neutrons and electrons in an atom • Identify whether a species has an equal or unequal number of protons and electrons and use this to state whether it is an atom or ion. • State the charge of an ion. • Calculate the charge on a ion using nuclide notation • Use the ...
... • Calculate the number of protons, neutrons and electrons in an atom • Identify whether a species has an equal or unequal number of protons and electrons and use this to state whether it is an atom or ion. • State the charge of an ion. • Calculate the charge on a ion using nuclide notation • Use the ...
South Pasadena · Chemistry
... for the first ionization energy of any atom as well as multiple ionizations of the same atom. use simple attraction and repulsion ideas to explain how atomic size and ionization energy are inversely related. explain why each successive ionization energy is larger than the previous on in terms of ...
... for the first ionization energy of any atom as well as multiple ionizations of the same atom. use simple attraction and repulsion ideas to explain how atomic size and ionization energy are inversely related. explain why each successive ionization energy is larger than the previous on in terms of ...
Midterm Review answers - Nutley Public Schools
... This is an atom of a given element that differs in the number of neutrons B. What two bits of information must be known in order to calculate the average atomic mass for an element? The mass numbers of the isotopes, and the percent abundance of each C. Use the following information to calculate the ...
... This is an atom of a given element that differs in the number of neutrons B. What two bits of information must be known in order to calculate the average atomic mass for an element? The mass numbers of the isotopes, and the percent abundance of each C. Use the following information to calculate the ...
Chapter 1 Notes - cloudfront.net
... Chapter 1 Notes Chemistry – The study of the composition, structure, and properties of matter and the changes it undergoes. ...
... Chapter 1 Notes Chemistry – The study of the composition, structure, and properties of matter and the changes it undergoes. ...