Chemistry: Unit 4 - Teach-n-Learn-Chem
... alkali metals: group 1 (except H); 1+ charge; very reactive alkaline earth metals: group 2; 2+ charge; less reactive than alkalis halogens: group 17; 1– charge; very reactive noble gases: group 18; no charge; unreactive lanthanides: elements 57–71 ...
... alkali metals: group 1 (except H); 1+ charge; very reactive alkaline earth metals: group 2; 2+ charge; less reactive than alkalis halogens: group 17; 1– charge; very reactive noble gases: group 18; no charge; unreactive lanthanides: elements 57–71 ...
Chapter 12 The Periodic Table
... (Be), magnesium (Mg), and calcium (Ca). They also bond easily with oxygen. ...
... (Be), magnesium (Mg), and calcium (Ca). They also bond easily with oxygen. ...
1. In what order did Mendeleev arrange the elements in his periodic
... b) decreasing atomic number c) increasing number of neutrons d) increasing atomic weight 2. What family of elements was unknown when Mendeleev created the periodic table? a) noble gases b) alkali metals c) alkaline earth metals d) halogens 3. Mendeleev predicted the existence of which then unknown e ...
... b) decreasing atomic number c) increasing number of neutrons d) increasing atomic weight 2. What family of elements was unknown when Mendeleev created the periodic table? a) noble gases b) alkali metals c) alkaline earth metals d) halogens 3. Mendeleev predicted the existence of which then unknown e ...
eighth/homework2016-17/homework 19
... 3. The part of an atom that contains protons and neutrons. ____________ 4. The atomic particle that is negatively charged and moves around the outside of the nucleus. ...
... 3. The part of an atom that contains protons and neutrons. ____________ 4. The atomic particle that is negatively charged and moves around the outside of the nucleus. ...
Atomic/Periodic Table Review
... 2. Where is most of the mass of an atom found? 3. What is the overall charge of the nucleus and why? 4. Where are the electrons and what keeps them from flying off? 5. What does the atomic number tell you about an element? 6. What is the difference b/w atomic mass and the mass number? 7. How can you ...
... 2. Where is most of the mass of an atom found? 3. What is the overall charge of the nucleus and why? 4. Where are the electrons and what keeps them from flying off? 5. What does the atomic number tell you about an element? 6. What is the difference b/w atomic mass and the mass number? 7. How can you ...
periodic table - rosedalegrade9chemistry
... Scientists started trying to organize the known elements in the early 1800’s. Could the elements be organized based on properties like colour, smell or taste? Not really, because the characteristics or properties were not unique. Early scientists found a property unique to each element, atomic mass. ...
... Scientists started trying to organize the known elements in the early 1800’s. Could the elements be organized based on properties like colour, smell or taste? Not really, because the characteristics or properties were not unique. Early scientists found a property unique to each element, atomic mass. ...
Elements and the Periodic Table
... fit together they can form diamond, coal, or graphite. How many elements are there? There are currently 118 known elements. Of these, only 94 are thought to naturally exist on Earth. Families of Elements Elements are sometimes grouped together because they have similar properties. Here a few of the ...
... fit together they can form diamond, coal, or graphite. How many elements are there? There are currently 118 known elements. Of these, only 94 are thought to naturally exist on Earth. Families of Elements Elements are sometimes grouped together because they have similar properties. Here a few of the ...
File
... d. oxygen b. magnesium 4. Which subatomicparticle plays the greatestpart in determining the propertiesof an element? c. neutron a. proton d. none of the above b. electron 5. Which of the following elementsis a transition metal? c. tellurium a. cesium d. tin b. copper 6. Which of the following groupi ...
... d. oxygen b. magnesium 4. Which subatomicparticle plays the greatestpart in determining the propertiesof an element? c. neutron a. proton d. none of the above b. electron 5. Which of the following elementsis a transition metal? c. tellurium a. cesium d. tin b. copper 6. Which of the following groupi ...
Review Ch. 4 - Ralston Public Schools
... A measure of the ability of an atom to attract electrons in a chemical bond There is a repeating pattern of physical and chemical properties when the elements are organized by atomic number An electron found in the outermost energy level of an atom The reduction of the attractive force from the nucl ...
... A measure of the ability of an atom to attract electrons in a chemical bond There is a repeating pattern of physical and chemical properties when the elements are organized by atomic number An electron found in the outermost energy level of an atom The reduction of the attractive force from the nucl ...
PERIODIC TABLE - WordPress.com
... Read pages 64-69 from your textbook [Chapter 3. Elements and Compounds, Section 3.1] and answer the following questions: 1. Which property of elements did Mendeleev use to arrange elements in his periodic table? 2. State three physical properties of metals. 3. What is atomic number? 4. What are the ...
... Read pages 64-69 from your textbook [Chapter 3. Elements and Compounds, Section 3.1] and answer the following questions: 1. Which property of elements did Mendeleev use to arrange elements in his periodic table? 2. State three physical properties of metals. 3. What is atomic number? 4. What are the ...
Periodic Table Funsheet (KEY) 1. What family has the most active
... 14. Group 17 elements are called HALOGENS. 15. Group 18 elements are called NOBLE GASES. 16. As you go from left to right across the periodic table, the elements go from (METALS / nonmetals) to (metals / NONMETALS). 17. The most active element in Group 17 is FLUORINE. 18. What sublevels are filling ...
... 14. Group 17 elements are called HALOGENS. 15. Group 18 elements are called NOBLE GASES. 16. As you go from left to right across the periodic table, the elements go from (METALS / nonmetals) to (metals / NONMETALS). 17. The most active element in Group 17 is FLUORINE. 18. What sublevels are filling ...
Periods
... masses increase as you move from the left to the right in a period All atoms of the elements in the same period have the same number of orbitals/levels All atoms of the elements in a specific period have that respective number of ...
... masses increase as you move from the left to the right in a period All atoms of the elements in the same period have the same number of orbitals/levels All atoms of the elements in a specific period have that respective number of ...
Activity - Periodic Table Scavenger Hunt
... 1. Find the element that makes plumbing pipes. Is it a metal, nonmetal or metalloid? 2. Find the element that makes glowing signs, what special group is it in? 3. Find the element that makes milk good for your health. Is it a metal, nonmetal or metalloid? ...
... 1. Find the element that makes plumbing pipes. Is it a metal, nonmetal or metalloid? 2. Find the element that makes glowing signs, what special group is it in? 3. Find the element that makes milk good for your health. Is it a metal, nonmetal or metalloid? ...
Colored Period Table
... Groups or Families The vertical columns of the periodic table (there are 18) are called groups or families. Elements in the same group or family have similar but not identical characteristics. You will learn more about the 18 groups in a later section. You can know properties of a certain element b ...
... Groups or Families The vertical columns of the periodic table (there are 18) are called groups or families. Elements in the same group or family have similar but not identical characteristics. You will learn more about the 18 groups in a later section. You can know properties of a certain element b ...
Review: Atomic structure/Periodic Table
... Read/interpret information from the periodic table (atomic mass, name, symbol, atomic number) Determine the number of protons, neutrons and electrons for any element Relate the organization of the Periodic Table to the arrangement of electrons within an atom Explain the relationship between ...
... Read/interpret information from the periodic table (atomic mass, name, symbol, atomic number) Determine the number of protons, neutrons and electrons for any element Relate the organization of the Periodic Table to the arrangement of electrons within an atom Explain the relationship between ...
Chapter 4 Notes - Riverton High School
... Because they do not readily combine with other elements to form compounds, the noble gases are called inert. The family of noble gases includes helium, neon, argon, krypton, xenon, and radon. All the noble gases are found in small amounts in the earth's ...
... Because they do not readily combine with other elements to form compounds, the noble gases are called inert. The family of noble gases includes helium, neon, argon, krypton, xenon, and radon. All the noble gases are found in small amounts in the earth's ...
File
... Noble gases are [inert, very reactive, only react with certain elements]. [Potassium, Calcium, Sulfur, Neon] has properties most similar to oxygen. [Calcium, Potassium, Chlorine, Sodium] has two valence electrons. Periods form [horizontal, vertical] rows on the periodic table and show the number of ...
... Noble gases are [inert, very reactive, only react with certain elements]. [Potassium, Calcium, Sulfur, Neon] has properties most similar to oxygen. [Calcium, Potassium, Chlorine, Sodium] has two valence electrons. Periods form [horizontal, vertical] rows on the periodic table and show the number of ...
Name: Homeroom
... Atoms that have the same number of protons but different numbers of neutrons are called isotopes. An isotope can be identified by using a value called an atomic mass. Atomic mass is the sum of the number of neutrons and the number of protons in the nucleus. ...
... Atoms that have the same number of protons but different numbers of neutrons are called isotopes. An isotope can be identified by using a value called an atomic mass. Atomic mass is the sum of the number of neutrons and the number of protons in the nucleus. ...
Worksheet 1, UNIT THREE
... __________________________________________ than the last one. 3. As you move from left to right across a period on the periodic table the size of an atom will __________________________________________. 4. This happens because as you move across a period each element has one more _______________ in ...
... __________________________________________ than the last one. 3. As you move from left to right across a period on the periodic table the size of an atom will __________________________________________. 4. This happens because as you move across a period each element has one more _______________ in ...
Unit 10: Chemical Periodicity
... 12. ____________ Chlorine has the electron configuration 1s22s22p63s23p7. 13. ____________ The element in Group 14, period 3, is gallium. 14. ____________ There is a relationship between the electron configuration of elements and their chemical and physical properties. Part C Matching 15. _______ pe ...
... 12. ____________ Chlorine has the electron configuration 1s22s22p63s23p7. 13. ____________ The element in Group 14, period 3, is gallium. 14. ____________ There is a relationship between the electron configuration of elements and their chemical and physical properties. Part C Matching 15. _______ pe ...
Section 15.2 - CPO Science
... Some materials allow electrons to flow easily through them. We call these materials electrical conductors. ...
... Some materials allow electrons to flow easily through them. We call these materials electrical conductors. ...
Periodic Table Powerpoint
... One important property of the noble gases is their inactivity. They are inactive because their outermost energy level is full. Because they do not readily combine with other elements to form compounds, the noble gases are called inert. The family of noble gases includes helium, neon, argon, krypton, ...
... One important property of the noble gases is their inactivity. They are inactive because their outermost energy level is full. Because they do not readily combine with other elements to form compounds, the noble gases are called inert. The family of noble gases includes helium, neon, argon, krypton, ...
Science Review Sheet: Periodic Table Test Name: ______ Study
... Study periodic table notes. Know the properties of Alkali Metals, Alkaline Earth Metals, Halides/Halogens and Noble Gases. Know how to calculate atomic mass, # of protons, # of electrons, and #of neutrons in an atom. 1. What are the three subatomic particles? Where are they found within an atom? Wha ...
... Study periodic table notes. Know the properties of Alkali Metals, Alkaline Earth Metals, Halides/Halogens and Noble Gases. Know how to calculate atomic mass, # of protons, # of electrons, and #of neutrons in an atom. 1. What are the three subatomic particles? Where are they found within an atom? Wha ...