10C The Periodic Table
... Review: Atomic number, Symbol, and Atomic Mass Use the periodic table to find the answers to the following questions. As you become more familiar with the layout of the periodic table, you’ll be able to find this information quickly. Atomic Number: Write the name of the element that corresponds to e ...
... Review: Atomic number, Symbol, and Atomic Mass Use the periodic table to find the answers to the following questions. As you become more familiar with the layout of the periodic table, you’ll be able to find this information quickly. Atomic Number: Write the name of the element that corresponds to e ...
Chapter 02
... • This tells us the mass of one atom of an element relative to one atom of another element. • OR — the mass of 1000 atoms of one relative to 1000 atoms of another. • For example, an O atom is approximately 16 times heavier than an H atom. • Define one element as the standard against which all others ...
... • This tells us the mass of one atom of an element relative to one atom of another element. • OR — the mass of 1000 atoms of one relative to 1000 atoms of another. • For example, an O atom is approximately 16 times heavier than an H atom. • Define one element as the standard against which all others ...
Atomic Structure Test – Study Guide
... 2. Proton – positive charge; located in the center or nucleus of the atom 3. Neutron - no charge; located in the center or nucleus of the atom What subatomic particles are in the nucleus of the atom and what is the charge of the nucleus? Answer: Protons and neutrons so the charge of the nucleus is p ...
... 2. Proton – positive charge; located in the center or nucleus of the atom 3. Neutron - no charge; located in the center or nucleus of the atom What subatomic particles are in the nucleus of the atom and what is the charge of the nucleus? Answer: Protons and neutrons so the charge of the nucleus is p ...
the periodic table
... THE PERIODIC TABLE (AS) Trends in physical and chemical properties Across a period from left to right ...
... THE PERIODIC TABLE (AS) Trends in physical and chemical properties Across a period from left to right ...
The Periodic Table - Brookwood High School
... Most group A and all group B elements are metals Group 1A elements (except H) are alkali metals Group 2A elements are alkaline earth metals; both are chemically reactive, alkali the more reactive Elements from group B (lanthanide series) are used as phosphors, substances that emit light when struck ...
... Most group A and all group B elements are metals Group 1A elements (except H) are alkali metals Group 2A elements are alkaline earth metals; both are chemically reactive, alkali the more reactive Elements from group B (lanthanide series) are used as phosphors, substances that emit light when struck ...
Chapter 6 Review
... element in the second period has the largest atomic radius? Which of the following elements is in the same period as phosphorus: a) magnesium, or b) nitrogen? Who arranged the elements according to atomic mass, and used the arrangement to predict the properties of missing elements? ...
... element in the second period has the largest atomic radius? Which of the following elements is in the same period as phosphorus: a) magnesium, or b) nitrogen? Who arranged the elements according to atomic mass, and used the arrangement to predict the properties of missing elements? ...
reviewing key trends
... 5. What is the difference between a substance’s first ionization energy and the second ionization energy? 6. Use Figure 14-13 to assist with these: a) How do the values for the first, second, and third ionization energies compare for the element ‘oxygen’? b) Are there any elements that don’t follow ...
... 5. What is the difference between a substance’s first ionization energy and the second ionization energy? 6. Use Figure 14-13 to assist with these: a) How do the values for the first, second, and third ionization energies compare for the element ‘oxygen’? b) Are there any elements that don’t follow ...
Properties of Periodic Table and Periodic Trends
... Halogens – group 17 Transition metals – d block elements Inner Transition metals ...
... Halogens – group 17 Transition metals – d block elements Inner Transition metals ...
Unit 5 – The Periodic Table
... • By 1700, only 14 elements had been isolated • Scientific discovery led to a higher rate of element discovery (20 in the 1700s) • A logical organization of elements was needed for all the new elements ...
... • By 1700, only 14 elements had been isolated • Scientific discovery led to a higher rate of element discovery (20 in the 1700s) • A logical organization of elements was needed for all the new elements ...
8th Science LF Sept 7-11
... Color the periodic table to distinguish location of metals, non-metals, and metalloids. Think Pair Share – Identify Periodic Table Trends Discover that Element Game from Discovery Education (print pgs. 2 and 10) Quick Write – See Critical Writing Prompt ...
... Color the periodic table to distinguish location of metals, non-metals, and metalloids. Think Pair Share – Identify Periodic Table Trends Discover that Element Game from Discovery Education (print pgs. 2 and 10) Quick Write – See Critical Writing Prompt ...
3 Periodic Trends
... Affinity”, and one rectangle “Ionization Energy”. Draw TWO arrows on each labeled indicating the trends. **Indicate if the arrow is increasing or decreasing. Example ...
... Affinity”, and one rectangle “Ionization Energy”. Draw TWO arrows on each labeled indicating the trends. **Indicate if the arrow is increasing or decreasing. Example ...
Core Chemistry Term 3 Final Exam 2007-08 S2
... 93. In what kind of reaction do two or more substances combine to form a new compound? a. decomposition reaction c. double-replacement reaction b. ionic reaction d. synthesis reaction 94. The equation AX A + X is the general (variable) equation for a a. synthesis reaction c. combustion reaction b. ...
... 93. In what kind of reaction do two or more substances combine to form a new compound? a. decomposition reaction c. double-replacement reaction b. ionic reaction d. synthesis reaction 94. The equation AX A + X is the general (variable) equation for a a. synthesis reaction c. combustion reaction b. ...
Regions of the Periodic Table
... noble gases: elements in group VIIIA of the periodic table. 8 valence electrons (except for He which has 2)—full valence shells do not form ions do not react with other compounds gases extremely low melting & boiling points. (In fact, helium cannot be made into a ...
... noble gases: elements in group VIIIA of the periodic table. 8 valence electrons (except for He which has 2)—full valence shells do not form ions do not react with other compounds gases extremely low melting & boiling points. (In fact, helium cannot be made into a ...
Periodic Table of Elements
... 19. _____________ electrons are the electrons in the outer energy levels of an atom. 20. _____________ electrons are transferred or shared when atoms bond together. 21. The three main categories of elements are: ________________, ____________, and __________________. 22. Metals are good ____________ ...
... 19. _____________ electrons are the electrons in the outer energy levels of an atom. 20. _____________ electrons are transferred or shared when atoms bond together. 21. The three main categories of elements are: ________________, ____________, and __________________. 22. Metals are good ____________ ...
The Periodic Table - Science
... Atomic Symbol: The atomic symbol is one or two letters chosen to represent an element ("H" for "hydrogen," etc.). These symbols are used every where in the world Usually, a symbol is the abbreviation of the element or the abbreviated Latin name of the element. ...
... Atomic Symbol: The atomic symbol is one or two letters chosen to represent an element ("H" for "hydrogen," etc.). These symbols are used every where in the world Usually, a symbol is the abbreviation of the element or the abbreviated Latin name of the element. ...
Atomic radii decrease from left to right across a period
... metals to the noble gases; radii increase down each group (column). The radius increases sharply between the noble gasat the end of each period and the alkali metal at the beginning of the next period. These trends of the atomic radii (and of various other chemical and physical properties of the ele ...
... metals to the noble gases; radii increase down each group (column). The radius increases sharply between the noble gasat the end of each period and the alkali metal at the beginning of the next period. These trends of the atomic radii (and of various other chemical and physical properties of the ele ...
the atomic theory
... The number of protons in an atom determines its identity, and is called atomic number (Z). In a neutral atom, the number of protons (+) are equal to the number of electrons (–). Almost all the mass of the atom rests in the nucleus. The number of protons and neutrons in an atom is called the ...
... The number of protons in an atom determines its identity, and is called atomic number (Z). In a neutral atom, the number of protons (+) are equal to the number of electrons (–). Almost all the mass of the atom rests in the nucleus. The number of protons and neutrons in an atom is called the ...
periodic trend
... ● Representative Elements: “Group A” elements; columns 1A-8A; they include: -metals -nonmetals -metalloids ...
... ● Representative Elements: “Group A” elements; columns 1A-8A; they include: -metals -nonmetals -metalloids ...
Relationships in The PeriodicTable
... The more positive the electron affinity, the greater the tendency for the atom to gain an electron. Metals usually have low ionization energies, and non-metals usually have high electron affinities. 5. Noble gases are very stable because their outer ns and np subshells are completely filled. The me ...
... The more positive the electron affinity, the greater the tendency for the atom to gain an electron. Metals usually have low ionization energies, and non-metals usually have high electron affinities. 5. Noble gases are very stable because their outer ns and np subshells are completely filled. The me ...
Atoms and Molecules
... germanium (juhr-MAY-nee-uhm): the element (Ge) with an atomic number of 32 that is a shiny, gray type of metal molecules (MAH-luh-kyoolz): the smallest bit of a substance that retains all the characteristics of the substance; a combination of like or different atoms nanoscience (NAN-oh- ...
... germanium (juhr-MAY-nee-uhm): the element (Ge) with an atomic number of 32 that is a shiny, gray type of metal molecules (MAH-luh-kyoolz): the smallest bit of a substance that retains all the characteristics of the substance; a combination of like or different atoms nanoscience (NAN-oh- ...
InterpretatingGraphics
... Thousands of periodic tables have been published since Mendeleev published his table. Each one is a little different from the rest. Shown above are keys to two of the hundreds of periodic tables now available. A key is an example or roadmap for using a periodic table. Use the above keys to answer th ...
... Thousands of periodic tables have been published since Mendeleev published his table. Each one is a little different from the rest. Shown above are keys to two of the hundreds of periodic tables now available. A key is an example or roadmap for using a periodic table. Use the above keys to answer th ...
Periodic trends
... VERY reactive because one valence e• Found as compounds in nature • Not including H! ...
... VERY reactive because one valence e• Found as compounds in nature • Not including H! ...
Unit 4 Periodicity
... Regions of the Table (cont.) nonmetals: right side of Table(5-7 valence e; form anions by gaining electrons properties: good insulators, poor conductors gases or brittle solids dull ...
... Regions of the Table (cont.) nonmetals: right side of Table(5-7 valence e; form anions by gaining electrons properties: good insulators, poor conductors gases or brittle solids dull ...