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[DOC File]Chapter 2: The Chemical Level of Organization
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mass (weight) of protons or neutrons is 1840 x larger than that of e-, so number of electrons is ignored. Isotopes - elements with the same # of protons but a varying # of neutrons . element with the same atomic number but a different mass number. Radioisotopes – unstable isotopes that emit energetic particles . All elements with atomic ...

[DOCX File]Word List - Council Rock School District / Overview
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Element P has an atomic number of 92 and an atomic mass of 238Element S has 92 protons and 143 neutrons Now, you need to identify each element and give it the proper isotope name.Use page 323 in your textbook for help, and pages 338-339 or a periodic table handout Example: Element D has 6 protons, which makes it Carbon.

[DOC File]Periodic Table of Elements Review & Notes
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It categorizes elements according to the properties of their _____, which are the smallest unit of an element. 2. Atoms are made up of a _____ composed of protons and neutrons and a number of electrons orbiting in shells or _____. 3.

[DOC File]Atomic Structure and Periodic Trend Review
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11. List two errors for each of the following Bohr models? a. b. 12. Give the element that has an electron configuration . a. 1s22s22p63s23p4. b. 1s22s2. c.1s22s22p63s23p64s23d104p4. 13. Which subatomic particle do atoms gain or lose to become ions? 14. Determine the protons, neutrons, and electrons for each of the following ions: 41Ca2+ 19F ...

[DOC File]Element PowerPoint Project
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Number of protons, neutrons, electrons (5 points) State of matter at room temperature (solid, liquid, or gas) (5 points) Classification: metal, nonmetal, metalloid (5 points) 4th slide. Bohr model of the element’s atomic structure: number of energy levels and how many electrons per level (5 points)

[DOC File]Academic Chemistry
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Element Atomic # Mass # Protons Neutrons # of Electrons Charge of ion or atom Ba -137 56 137 8 8 Fe+3 26 30 14 7 207 82 79 118 Define ion, and give two examples from the table above. Define isotope, and give two examples from the table above. Average Atomic Masses of Elements

[DOC File]Chapter 2: Atoms, Ions, and the Periodic Table
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A) 35 protons, 18 neutrons, and 18 electrons. B) 18 protons, 17 neutrons, and 17 electrons. C) 17 protons, 18 neutrons, and 18 electrons. D) 17 protons, 18 neutrons, and 17 electrons. E) 52 protons, 18 neutrons, and 18 electrons. Ans: C. 39. List the number of protons, neutrons, and electrons for 37Cl : A) 37 protons, 19 neutrons, and 18 electrons

[DOC File]Periodic Table of Elements Review & Notes
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1. The Periodic Table of Elements is a list of all the chemical elements that occur in the universe. It categorizes elements according to the properties of their atoms, which are the smallest unit of an element. 2. Atoms are made up of a nucleus composed of protons and neutrons and a number of electrons orbiting in shells or orbitals. 3.

[DOC File]Name
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Elements are different because their atoms contain different numbers of . a. electrons c. neutrons. b. protons d. nuclei. 6. Complete the table showing the number of protons and electrons in atoms of six elements. 52 Name Class Date 7. The total number of protons and neutrons in an atom is its . 8.

[DOC File]Topic List for Atomic Structure Unit
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NEUTRONS. are also in the nucleus with the protons, together their sum is the . MASS NUMBER. Neutrons are almost equal in mass to the protons and are . NEUTRAL. in charge. NEUTERONS. are responsible for creating isotopes. Outside the nucleus are the . ELECTRONS. which can be gained or lost to produce . IONS. Positively charged ion are called ...

[DOC File]Elements, Compounds, and Mixtures Test- Study Guide
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Elements, Compounds, and Mixtures Test- Study Guide. Do you know the difference between an element and a compound? The difference between an element and a compound is that an element is a substance made of same type of atoms, whereas a compound is made of different elements in definite proportions.

[DOC File]Chemical Elements Project
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: 1) What is the name of your element?(1) 2) What is the chemical symbol for your element?(1) 3) What is the atomic number?(1) 4) What is the atomic mass?(1) 5) How many electrons does this element have?(1) 6) How many protons does this element have?(1) 7) How many neutrons does this element have?(1) 8) What is the melting point of this element ...

[DOC File]CP Chemistry Worksheet: Ions
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How many protons, neutrons, and electrons are present in the Lithium-7 isotope? P: 3 N: 4 E: 3 How many protons, neutrons, and electrons are present in the 13C-4 ion? P: 6 N: 7 E: 10 6. Write the complete chemical symbol for the ion with 84 protons, 125 neutrons, and 80 electrons. Po: 84 on bottom left 209 top left +4 top right ...

Elements protons neutrons electrons list