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Carboxylic Acids - BSAK Chemistry weebly
Carboxylic Acids - BSAK Chemistry weebly

... • Acyl chlorides: These contain a -COCl group, e.g. ethanoyl chloride, CH3COCl, or benzoyl chloride, C6H5COCl • Alkyl chlorides: These have a chlorine attached to a carbon chain, e.g. chloroethane, C2H5Cl • Aryl chlorides: These have a chlorine attached directly to a benzene ring, e.g. chlorobenzen ...
FORMULA WRITNG
FORMULA WRITNG

... 1) Write balanced equations (molecular, total ionic, and net ionic) for the reaction between each of the following solutions. If no reaction occurs, write “NR” for No Reaction. a. barium nitrate and sodium phosphate molecular: total ionic: net ionic: b. silver nitrate and sodium sulfide molecular: t ...
Unit 3 `Atoms and the Periodic Table` Study Guide
Unit 3 `Atoms and the Periodic Table` Study Guide

... periodic table. Depending on the periodic table being used, it may or may not include actinium (element 89.) The actinides always contain elements 90 – 103. Alkali Metal – The alkali metals, found in group 1 of the periodic table (formerly known as group IA), are very reactive metals that do not occ ...
CHM 1032C: Vocabulary Chapter 3
CHM 1032C: Vocabulary Chapter 3

... Proton - A positively charged subatomic particle. s-Block element - A main group element that results from the filling of an s orbital. Shell (electron) - A grouping of electrons in an atom according to energy. Subatomic particle - Three kinds of fundamental particles from which atoms are made: prot ...
Unit 6 Chemical Equations and Reactions Balancing Equations
Unit 6 Chemical Equations and Reactions Balancing Equations

... 3. _2_ Al + _3_ CaS → ___ Al2S3 + _3_ Ca Solid Iron and gaseous chlorine react to produce a solid iron (III) chloride ...
in-class assignment - hrsbstaff.ednet.ns.ca
in-class assignment - hrsbstaff.ednet.ns.ca

... this titanium has a plus 4 charge. To balance that charge, you would need two oxygen ions (oxide ions) because each oxygen ion is a negative 2 charge. So the formula is TiO2. This product names this compound as titanium dioxide, which is logical since there are two oxygen atoms; however, the organiz ...
periodictrendsss - rlsciencecurriculum
periodictrendsss - rlsciencecurriculum

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Chapter 7:
Chapter 7:

... any group because it has properties of both metals and nonmetals. It behaves as a metal when it loses its electron. It behaves as a nonmetal when it gains an electron. The universe contains more than 90% hydrogen by mass. Hydrogen reacts violently with oxygen in the production of water. The main use ...
Unit 2 Outline
Unit 2 Outline

...  Electrons occupy equal-energy orbitals so that a maximum number of unpaired electrons results (Hund’s Rule).  Energy levels are designated 1–7. Orbitals are designated s, p, d, and f according to their shapes  s, p, d, f orbitals relate to the regions of the Periodic Table.  Loss of electrons f ...
Atom and periodic table review
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... Form molecular compounds in the presence of other non metals High ionization energy, do not want to form cations. High electron affinity, want to form anions when bonded to metals. Mostly gases, except for bromine (liquid), and carbon, phosphorus, selenium, and iodine which are solids. Metalloids— z ...
periodic table - rosedalegrade9chemistry
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. ...
The Periodic Law
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... • Soft enough to cut with a knife • Very reactive because of the one outer electron • Combine vigorously with nonmetals • React strongly with water to produce hydrogen gas and alkali solutions • Stored in kerosene because they also react with the air and any type of moisture. • Moving down the group ...
MS Word Printable
MS Word Printable

... 5. Find potassium. What is the atomic #? ______ atomic mass? ______ # of neutrons? _____ 6. In an electrically neutral carbon atom, how many protons are present? ____ how many electrons? _____ 7. The elements in the far right column, group 8 or VIII, are considered stable in terms of bonding. Name t ...
Chemical Reactions
Chemical Reactions

... 26. A solution is prepared by mixing 10.0 grams of benzene (C 6H6) in 150 g of water to create a solution total volume of 102 ml. Calculate the molarity, mass percent, and molality of benzene in the solution. 27. 1 gram of salt (NaCl) is added to 100 mL of water. What are the new freezing and boilin ...
Name - Haverford Alchemy
Name - Haverford Alchemy

... Active Chemistry –Chapter #1-Fun with the Periodic Table - Activity #7 Goal #2 Relate the positions of elements on the periodic table, their electron arrangements, and their distances from the nearest noble gas, to chemical properties of the elements. 2. a) The noble gases are chemically inactive m ...
Study Guide Answers
Study Guide Answers

... Metalloids are located on either side of the Boron Stair step have properties of both metals and nonmetals. ● they are solids that can be shiny or dull ● they conduct heat and electricity better than nonmetals, but not as well as real metals ● they are ductile and malleable What is the difference be ...
C1 - Powerpoint - tonyconnett.com
C1 - Powerpoint - tonyconnett.com

... 2. Look at the elements either side of the black zig-zag line – what do you think this line seperates? 3. Is there any pattern in the numbers that are written by each element? One person from each table can use ...
Ch_6_Notes_Periodic_Table
Ch_6_Notes_Periodic_Table

... Group B - transition metals Aluminum is a representative element. Copper is a transition metal. Na is an _______________________ alkali metal Mg is an _______________________ alkaline earth metal F is a ________________________ halogen Ne is a ______________________ noble gas Ag is a _______________ ...
Day 13 Main Group Pt 1
Day 13 Main Group Pt 1

... each group are more striking than the similarities. For example in Group IV, black, non-metallic carbon does not seem to have much in common with tin or lead. In Group V, it is not initially clear what gaseous nitrogen and metallic antimony (used to make pewter) have in common. These facts thwarted ...
Chapter 13
Chapter 13

... An Ion is an atom or group of atoms that have a positive or negative charge.  Positive and negative ions form when electrons are transferred between atoms.  Cations are positive ions… (generally metals) formed when atoms lose electrons to obtain the electron configuration of a noble gas.  Anions ...
Anticipation Guide Before After The periodic table is a collection of
Anticipation Guide Before After The periodic table is a collection of

... The periodic table is a collection of all elements known to us. The atomic number is the number of protons in the nucleus. The atomic number is written below the element on the Periodic Table. The atomic mass is the sum of protons and electrons in the nucleus. The atomic mass is written above the el ...
Chap. 4 - Chemical Reactions
Chap. 4 - Chemical Reactions

...  Active metals replace less active metals from their compounds in aqueous solution. Magnesium turnings are added to a solution of iron(III) chloride.  Active metals replace hydrogen in water. Sodium is added to water.  Active metals replace hydrogen in acids. Lithium is added to hydrochloric acid ...
Chemistry 30 Review of Basic Chemistry 20
Chemistry 30 Review of Basic Chemistry 20

... Since 1’s are not necessary: Na2SO4 Example: Example: ...
Periodic Table
Periodic Table

...  Reactivity varies; but some are so unreactive that they exist free in nature (ex/ Platinum & Gold) ...
Unit 2 Periodic Table
Unit 2 Periodic Table

... Atoms of this family have 6 valence electrons. Known as chalcogen family. Most elements in this family share electrons when forming compounds. Oxygen is the most abundant element in the earth’s crust. It is extremely active and combines with almost all elements. ...
< 1 ... 34 35 36 37 38 39 40 41 42 ... 80 >

Halogen

The halogens or halogen elements (/ˈhælɵdʒɨn/) are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At). The artificially created element 117 (ununseptium) may also be a halogen. In the modern IUPAC nomenclature, this group is known as group 17.The name 'halogen' means 'salt-producing'. When halogens react with metals they produce a wide range of salts, including calcium fluoride, sodium chloride (common salt), silver bromide and potassium iodide. The group of halogens is the only periodic table group that contains elements in three of the four main states of matter at standard temperature and pressure. All of the halogens form acids when bonded to hydrogen. Most halogens are typically produced from minerals or salts. The middle halogens, that is chlorine, bromine and iodine, are often used as disinfectants. Organobromides are the most important class of flame retardants. Elemental halogens are generally toxic.
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