Chapter 1
... Periodic Law – when elements are arranged in order of increasing atomic number, there is a periodic repetition of their physical and chemical properties. Group 1 – (alkali metals) are all highly reactive and are rarely found in elemental form in nature Group 2 – (alkaline earth metals) are silvery c ...
... Periodic Law – when elements are arranged in order of increasing atomic number, there is a periodic repetition of their physical and chemical properties. Group 1 – (alkali metals) are all highly reactive and are rarely found in elemental form in nature Group 2 – (alkaline earth metals) are silvery c ...
Ch 9 Pkt - mvhs
... 1. Identify the limiting reactant when 1.22 g of O2 reacts with 1.05 g of H2 to produce water. 2. Identify the limiting reactant when 4.68 g of Fe reacts with 2.99 g of S to produce FeS. 3. Identify the limiting reactant when 5.87 g of Mg(OH)2 reacts with 12.84 g of HCl to form MgCl2 and water. 4. I ...
... 1. Identify the limiting reactant when 1.22 g of O2 reacts with 1.05 g of H2 to produce water. 2. Identify the limiting reactant when 4.68 g of Fe reacts with 2.99 g of S to produce FeS. 3. Identify the limiting reactant when 5.87 g of Mg(OH)2 reacts with 12.84 g of HCl to form MgCl2 and water. 4. I ...
Chapter 1 - Study Guide Solutions
... Because all elements situated in the same group have the same number of valence electrons, they display similar chemical properties. They are therefore, also called “families”. Some groups of the periodic table display very district characteristic and are given special names. Group 1 - ALKALI METALS ...
... Because all elements situated in the same group have the same number of valence electrons, they display similar chemical properties. They are therefore, also called “families”. Some groups of the periodic table display very district characteristic and are given special names. Group 1 - ALKALI METALS ...
INTRO TO CHEMISTRY WEEK: SEPTEMBER 14 – 18, 2015
... • note that atomic number is not the same as atomic weight: o atomic number = number of protons (this is the order the elements are arranged in, and is constant regardless of the number of neutrons) o atomic weight = weighted average of the atomic mass numbers of all isotopes of an element o atomic ...
... • note that atomic number is not the same as atomic weight: o atomic number = number of protons (this is the order the elements are arranged in, and is constant regardless of the number of neutrons) o atomic weight = weighted average of the atomic mass numbers of all isotopes of an element o atomic ...
Chapter 3: The Elements Eli and Ethan Objective: To learn about the
... 1) A given compound always has the same composition, regardless of where it comes from. 2) Elements are made up tiny particles called atoms. All atoms of a given elements are identical.The atoms of a given element are different from those of any element. Atoms of one element can combine with atoms o ...
... 1) A given compound always has the same composition, regardless of where it comes from. 2) Elements are made up tiny particles called atoms. All atoms of a given elements are identical.The atoms of a given element are different from those of any element. Atoms of one element can combine with atoms o ...
Chapter 6 - The Periodic Table
... UP and so size DECREASES. Electron Configuration as ion is: [He] 2s0 ...
... UP and so size DECREASES. Electron Configuration as ion is: [He] 2s0 ...
Science 10 - SharpSchool
... 1. metals are good conductors, strong, malleable (pound into thin sheet), ductile (can draw into a wire, bendable), have high luster; are found on left side of stair case 2. non metals are poor conductors, non-lustrous, weak, etc…opposite properties to metals; found on right side of ...
... 1. metals are good conductors, strong, malleable (pound into thin sheet), ductile (can draw into a wire, bendable), have high luster; are found on left side of stair case 2. non metals are poor conductors, non-lustrous, weak, etc…opposite properties to metals; found on right side of ...
VIBRATIONS AND WAVES
... repeated every (2) _____________________ elements. Thus, for example, element two and element (3) ____________________ have similar properties. The law of octaves did not work for all the known elements and was not generally (4) _____________________. ...
... repeated every (2) _____________________ elements. Thus, for example, element two and element (3) ____________________ have similar properties. The law of octaves did not work for all the known elements and was not generally (4) _____________________. ...
Revision map for the Periodic Table
... 1. The Periodic Table is a way of arranging what we know about the chemical elements. 2. Each element in the Periodic Table is a different type of atom. 3. Each element has a different atomic number. 4. The Periodic Table is arranged in atomic number order. 5. Each atom has an atomic number. 6. An e ...
... 1. The Periodic Table is a way of arranging what we know about the chemical elements. 2. Each element in the Periodic Table is a different type of atom. 3. Each element has a different atomic number. 4. The Periodic Table is arranged in atomic number order. 5. Each atom has an atomic number. 6. An e ...
welcome to ap chemistry - Garnet Valley School District
... of the textbook: Chemistry: A Molecular Approach by Nivaldo J. Tro. The topics covered are chemical formulas, equation writing and balancing, formula and reaction stoichiometry, gas laws and solutions. This will be review for some of you, but new for others so spend plenty of time making sure you un ...
... of the textbook: Chemistry: A Molecular Approach by Nivaldo J. Tro. The topics covered are chemical formulas, equation writing and balancing, formula and reaction stoichiometry, gas laws and solutions. This will be review for some of you, but new for others so spend plenty of time making sure you un ...
CH 6: The Periodic Table
... • J.A.R. Newlands, in 1865, suggested that the 62 known elements be arranged into groups of seven according to increasing atomic mass. – His theory was the law of octaves. • He proposed that every eighth element would repeat the properties of the first in the group. • His theory was not widely accep ...
... • J.A.R. Newlands, in 1865, suggested that the 62 known elements be arranged into groups of seven according to increasing atomic mass. – His theory was the law of octaves. • He proposed that every eighth element would repeat the properties of the first in the group. • His theory was not widely accep ...
the modern periodic law
... The first rare gas was discovered by Ramsay around 1892, while he was studying atmospheric nitrogen. He successfully extracted argon and demonstrated that it was inert. He also discovered helium, neon, krypton, and radon. All these gases are colourless, odourless and chemically inert. For over 50 y ...
... The first rare gas was discovered by Ramsay around 1892, while he was studying atmospheric nitrogen. He successfully extracted argon and demonstrated that it was inert. He also discovered helium, neon, krypton, and radon. All these gases are colourless, odourless and chemically inert. For over 50 y ...
s_block - ilc.edu.hk
... and IIA* (the alkaline earth metals) constitute the s-block elements their outermost shell electrons are in the s orbital *Note: In the following, Groups IA and IIA are abbreviated as Groups I and II respectively. ...
... and IIA* (the alkaline earth metals) constitute the s-block elements their outermost shell electrons are in the s orbital *Note: In the following, Groups IA and IIA are abbreviated as Groups I and II respectively. ...
Unit 4 notes
... xenon, and radon. All the noble gases are found in small amounts in the earth's atmosphere. ...
... xenon, and radon. All the noble gases are found in small amounts in the earth's atmosphere. ...
Bohr Model Activity
... e. Use a different colour to highlight the electrons in the outermost shell. ...
... e. Use a different colour to highlight the electrons in the outermost shell. ...
REVIEW Through Course Task
... 10. While metals come in many colors, most at the far left side of the periodic table are very ____________ in color and tend to become more _________ or darker colored toward the center SILVER DULL and right side of the table. 11. While, as a general rule, most metals have high melting points, ther ...
... 10. While metals come in many colors, most at the far left side of the periodic table are very ____________ in color and tend to become more _________ or darker colored toward the center SILVER DULL and right side of the table. 11. While, as a general rule, most metals have high melting points, ther ...
Enriched Chemistry Chapter 5 * The Periodic Law
... The p-Block elements: groups 13-18 • The p-block elements together with the s-block elements are called the main-group elements • props of p-block elements vary greatly • includes all of the nonmetals except H and He, and the six metalloids • The families are known by the first element in each fami ...
... The p-Block elements: groups 13-18 • The p-block elements together with the s-block elements are called the main-group elements • props of p-block elements vary greatly • includes all of the nonmetals except H and He, and the six metalloids • The families are known by the first element in each fami ...
TEST-Periodic Table
... a. Rb is the most reactive element shown. Group 1A alkaline earth metals are the most reactive metals, and the reactivity of elements in Group 1A increases from top to bottom. b. Li is the most reactive element shown. Group 1A alkaline earth metals are the most reactive metals, and the reactivity of ...
... a. Rb is the most reactive element shown. Group 1A alkaline earth metals are the most reactive metals, and the reactivity of elements in Group 1A increases from top to bottom. b. Li is the most reactive element shown. Group 1A alkaline earth metals are the most reactive metals, and the reactivity of ...
PERIODIC TABLE
... 2. No stable compounds of helium, neon and argon have ever been formed. 3. The other noble gases – xenon, krypton, and radon – have very low reactivity. They have been forced to form compounds. 4. Noble gases have full orbitals in the highest energy level, called an ____________________. 5. From thi ...
... 2. No stable compounds of helium, neon and argon have ever been formed. 3. The other noble gases – xenon, krypton, and radon – have very low reactivity. They have been forced to form compounds. 4. Noble gases have full orbitals in the highest energy level, called an ____________________. 5. From thi ...
Document
... Check for Understanding Aqueous potassium nitrate and a precipitate of barium chromate are formed when aqueous solutions of barium nitrate and potassium chromate are mixed. Ba(NO3)2 (aq) + K2CrO4 (aq) ...
... Check for Understanding Aqueous potassium nitrate and a precipitate of barium chromate are formed when aqueous solutions of barium nitrate and potassium chromate are mixed. Ba(NO3)2 (aq) + K2CrO4 (aq) ...
H Unit 4: Periodic Table
... Activity: Color Coding the Periodic Table The Periodic Table is a list of all the known elements. It is organized by increasing atomic number. There are two main groups on the periodic table: metals and nonmetals. The left side of the table contains elements with the greatest metallic properties. As ...
... Activity: Color Coding the Periodic Table The Periodic Table is a list of all the known elements. It is organized by increasing atomic number. There are two main groups on the periodic table: metals and nonmetals. The left side of the table contains elements with the greatest metallic properties. As ...
File
... Activity: Color Coding the Periodic Table The Periodic Table is a list of all the known elements. It is organized by increasing atomic number. There are two main groups on the periodic table: metals and nonmetals. The left side of the table contains elements with the greatest metallic properties. As ...
... Activity: Color Coding the Periodic Table The Periodic Table is a list of all the known elements. It is organized by increasing atomic number. There are two main groups on the periodic table: metals and nonmetals. The left side of the table contains elements with the greatest metallic properties. As ...
CP-Chem Ch 5 PowerPoint(The Periodic Table)
... • lithium, sodium, potassium, rubidium, cesium, and francium • Alkali metals are so named because they are metals that react with water to make alkaline solutions. • Because the alkali metals have a single valence electron, they are very reactive. • Alkali metals are never found in nature as pure el ...
... • lithium, sodium, potassium, rubidium, cesium, and francium • Alkali metals are so named because they are metals that react with water to make alkaline solutions. • Because the alkali metals have a single valence electron, they are very reactive. • Alkali metals are never found in nature as pure el ...
Study Guide for Electrons Mini-Test - seys
... Energy level: any of the discrete stable energies that a quantum mechanical system (such as the electrons of an atom) can have (The energy levels around the nucleus of an atom is a spread out cloud around the nucleus. Electrons can jump energy levels and never stay in one place.) Bohr model: depicts ...
... Energy level: any of the discrete stable energies that a quantum mechanical system (such as the electrons of an atom) can have (The energy levels around the nucleus of an atom is a spread out cloud around the nucleus. Electrons can jump energy levels and never stay in one place.) Bohr model: depicts ...