Biology

Lap 3 Pre-Lab Quiz

scientists who used the words “element” and “atom” Greek thinkers scientists who wrote the first extensive list of elements containing 33; distinguished between metals and non-metals and divided them into four classes Lavoisier scientists suggested the mass of an atom was its most impt. property john dalton noted that similar elements had relative atom masses, …

Polyatomic Ions

NH4⁺ ammonium C₂H₃O₂⁻ acetate AsO₃³⁻ arsenate BO₃³⁻ borate BrO₃⁻ bromate BrO₂⁻ bromite CO₃²⁻ carbonate CrO₄²⁻ chromate ClO₃⁻ chlorate ClO₂⁻ chlorite CN⁻ cyanide Cr₂O₇²⁻ dichromate H₂PO₄⁻ dihydrogen phosphate HCO₃⁻ hydrogen carbonate (bicarbonate) HPO₄²⁻ hydrogen phosphate (biphosphate) HSO₄⁻ hydrogen sulfate (Bisulfate) HSO₃⁻ hydrogen sulfite (bisulfite) HClO⁻ hypochlorite OH⁻ hydroxide IO₃⁻ iodate NO₃⁻ nitrate NO₂⁻ nitrite C₂O₄²⁻ oxalate …

10 polyatomic ions

CO₃-² carbonate PO₄ -³ phosphate CLO₃ -¹ chlorate SO₄ -² Sulfate CN -¹ cynaide OH -¹ hydroxide C₂H₃O₂ -¹ acetate NH₄+¹ ammonium HCO₃ -¹ bicarbonate NO₃ -¹ Nitrate

Chapter 5 Chemistry

Group 1 (Lithium, Sodium, Potassium, Rubidium, Cesium, Francium) What elements are designated as the alkali metals? – they have low melting and boiling points compared to most other metals – they are very soft and can be cut easily with a knife – they have low densities (lithium, sodium and potassium will float on water) …

common polyatomic ions

NH4(+) ammonium NO2(-) nitrite NO3(-) nitrate SO3(2-) sulfite SO4(2-) sulfate HSO4(-) hydrogen sulfate OH(-) hydroxide CN(-) cyanide PO4(3-) phosphate HPO4(2-) hydrogen phosphate H2PO4(-) dihydrogen phosphate CO3(2-) carbonate HCO3(-) hydrogen carbonate ClO(-) hypochlorite ClO2(-) chlorite ClO3(-) chlorate ClO4(-) perchlorate C2H3O2(-) acetate MnO4(-) permanganate Cr2O7(2-) dichromate CrO4(2-) chromate O2(2-) peroxide

The Periodic Table, Chapter 4 Quiz

Repeating patterns of chemical and physical properties across the periods in the table of elements. What is the periodic law? It has the same electron shells. What do elements in the same period have in common? It has the same amount of valence electrons. What do elements in the same group have in common? The …

Chem Ch 9

Only anions What type of ions have names ending in -IDE Lose two electrons When group 2a elements form ions Nitride Ion What is the correct name for the n3- ion Roman numeral Following the name When naming a transition metal that can have more than one common ionic charge the numerical value of the …

polyatomic ions

carbonate, chromate, dichromate, oxalate, peroxide, silicate, sulfate, sulfite what polyatomic ions have a -2 charge? ammonium what polyatomic ion has a +1 charge? phosphate and phosphite what polyatomic ions have a -3 charge? HCL hydrochloric acid H2SO4 sulfuric acid HC2H3O2 acetic acid synthesis 2 elements or compounds combine to form one compound decomposition 1 compound …

Chem - Set 2

An anion with a 1- charge Iodine is an element in Group 7A of the Periodic Table. Which type of ion does iodine form? Positive or negative charge A polyatomic ion is a cluster of covalently bonded atoms with a ___ that acts as a unit. Have a numerical charge that is found by subtracting …

Positive Polyatomic Ions

Aluminum Al(3+) Ammonium NH4+ Barium Ba(2+) Calcium Ca(2+) Chromium (II) Cr(2+) Chromium (III) Cr(3+) Copper (I) Cu+ Copper (II) Cu(2+) Hydrogen H+ Hydronium H3O+ Iron (II) Fe(2+) Iron (III) Fe(3+) Lead (II) Pb(2+) Lithium Li+ Magnesium Mg(2+) Manganese Mn(2+) Mercury (I) Hg2(2+) Mercury (II) Hg(2+) Potassium K+ Silver Ag+ Sodium Na+ Tin (II) Sn(2+) Tin …

Summer Memorizing: Polyatomic Ions

C₂H₃O₂⁻¹ Acetate NH₄⁺¹ Ammonium CO₃⁻² Carbonate ClO₃⁻¹ Chlorate ClO₂⁻¹ Chlorite CrO₄⁻² Chromate CN⁻¹ Cyanide Cr₂O₇⁻² Dichromate H₂PO₄⁻¹ Dihydrogen Phosphate HCO₃⁻¹ Hydrogen carbonate (bicarbonate) HPO₄⁻² Hydrogen phosphate HSO₄⁻¹ Hydrogen sulfate (bisulfate) HSO₃⁻¹ Hydrogen sulfite (bisulfite) H₃O⁺¹ Hydronium OH⁻¹ Hydroxide ClO⁻¹ Hypochlorite Hg₂⁺² Mercury NO₃⁻¹ Nitrate NO₂⁻¹ Nitrite C₂O₄⁻² Oxalate ClO₄⁻¹ Perchlorate MnO₄⁻¹ Permanganate O₂⁻² Peroxide PO₄⁻³ …

Chemistry Test Chapter 7 and 8

an ion of chlorine or other halogen Halide ion States that atoms lose, gain or share electrons in order to acquire a full set of eight valence electrons. Octet rule Attraction between oppositely charge ions, metal and non-metal. Ionic Bond A pair of electrons shared by two atoms. usually nonmetal-nonmetal. Covalent Bond A depiction of …

Polyatomic Ions

NO₃¹⁻ Nitrate ClO₃¹⁻ Chlorate CN¹⁻ Cyanide SO₄²⁻ Sulfate MnO₄¹⁻ Permanganate PO₄³⁻ Phosphate CO₃²⁻ Carbonate CrO₄²⁻ Chromate ClO₂¹⁻ Chlorite SiO₃²⁻ Silicate C₂H₃O₂¹⁻ Acetate C₂O₄²⁻ Oxalate OH¹⁻ Hydroxide NO₂¹⁻ Nitrite NH₄¹⁺ Ammonium PO₃³⁻ Phosphite ClO₄¹⁻ Perchlorate HSO₃¹⁻ Hydrogen sulfite Cr₂O₇²⁻ Dichromate H₂PO₄¹⁻ Dihydrogen phosphate ClO¹⁻ Hypochlorite HCO₃¹⁻ Hydrogen carbonate HSO₄¹⁻ Hydrogen sulfate SO₃²⁻ Sulfite HPO₄²⁻ Hydrogen phosphate

Chapter 6- Ionic and Molecular Compounds

HCl Which of the following compounds contains a polar covalent bond? copper (I). The name of the Cu+ ion is Fe Which one of the following elements forms two or more ions with different ionic charges? dinitrogen trioxide The correct name for the compound N2O3 is 22 The number of electrons in an ion with …

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Chemistry Unit 3

-compares and contrasts two or more possible lewis structures that can represent a particular molecule –used when one lewis structure for a single molecule cannot fully describe the bonding that takes place between neighboring atoms Resonance gives a reasonable picture of the geometry of molecules. -based on number of bonds and lone electron pairs in …

Five Polyatomic ions that end with "-ide"

hydroxide OH⁻ cyanide CN⁻ peroxide O₂²⁻ amide NH₂⁻ azide N₃⁻

Table 2.5: Common Polyatomic Ions

Mercury(I) Hg₂²⁺ Ammonium NH₄⁺ Nitrite NO₂⁻ Nitrate NO₃⁻ Sulfite SO₃²⁻ Sulfate SO₄²⁻ Hydrogen sulfate HSO₄⁻ Hydroxide OH⁻ Cyanide CN⁻ Phosphate PO₄³⁻ Hydrogen phosphate HPO₄²⁻ Dihydrogen phosphate H₂PO₄⁻ Thiocyanate NCS⁻ Carbonate CO₃²⁻ Hydrogen carbonate HCO₃⁻ Hypochlorite ClO⁻ Chlorite ClO₂⁻ Chlorate ClO₃⁻ Perchlorate ClO₄⁻ Acetate C₂H₃O₂⁻ Permanganate MnO₄⁻ Dichromate Cr₂O₇²⁻ Chromate CrO₄²⁻ Peroxide O₂²⁻ Oxalate C₂O₄²⁻

Polyatomic Ions and Their Oxidation Numbers

1 NH4 Ammonium -1 OH Hydroxide -1 NO2 Nitrite -1 NO3 Nitrate -1 ClO Hypochlorite -1 ClO2 Chlorite -1 ClO3 Chlorate -1 ClO4 Perchlorate -1 IO3 Iodate -1 IO4 Periodate -1 C2H3O2 Acetate -1 CN Cyanide -1 CNO Cyanate -1 CNS Thiocyanate -1 MnO4 Permanganate -1 BrO3 Bromate -1 HCO3 (Hydrogen Carbonate) Bicarbonate -1 HSO3 …

Chemistry ch 9 bs

anions What type of ions have names ending in -ide lose 2 electrons When Group 2A elements form ions, they ____. nitride ion What is the correct name for the N^3- ion? Roman numeral following the name When naming a transition metal ion that can have more than one common ionic charge, the numerical value …

Periodic Table Elements 1-30 // Common Polyatomic Ions

Atomic Number: 1 Element Symbol: H Average Atomic Mass: 1.01 1. Hydrogen Atomic Number: 2 Element Symbol: He Average Atomic Mass: 4 2. Helium Atomic Number: 3 Element Symbol: Li Average Atomic Mass: 6.94 or 7 3. Lithium Atomic Number: 4 Element Symbol: Be Average Atomic Mass: 9.01 or 9 4. Berylium Atomic Number: 5 …

Chemistry chapter 6 quiz

A mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together What is a chemical bond? The outermost electrons What are the valence electrons? Stored up energy What is potential energy? 1. cation and anion electrical attraction 2. breaks apart easily 3. only happens between a metal and …

Chapter 5:

A. two oppositely-charged ions are mutually attracted An ionic bond is formed when ________________. (A. two oppositely-charged ions are mutually attracted, B. a cation and an anion undergo nuclear change, C. a metal and a nonmetal share electron(s), D. a nonmetal atom completely transfers electron(s) to a metal atom, or E. two ions overlap their …

Chemistry Final(ch9)

monatomic ion consists of a single atom with a positive or negative charge anion atom or group of atoms having a negative charge cation atom or group of atoms having a positive charge polyatomic ion tightly-bound group of atoms that behaves as a unit and carries a net charge binary compound compound composed of two …

Table E: Selected Polyatomic Ions

H₃O⁺ hydronium Hg₂²⁺ mercury (I) NH₄⁺ ammonium C₂H₃O₂⁻ (and CH₃COO⁻) acetate CN⁻ cyanide CO₃²⁻ carbonate HCO₃⁻ hydrogen carbonate C₂O₄²⁻ oxalate ClO⁻ hypochlorite ClO₂⁻ chlorite ClO₃⁻ chlorate ClO₄⁻ perchlorate CrO₄²⁻ chromate Cr₂O₇²⁻ dichromate MnO₄⁻ permanganate NO₂⁻ nitrite NO₃⁻ nitrate O₂²⁻ peroxide OH⁻ hydroxide PO₄³⁻ phosphate SCN⁻ thiocyanate SO₃²⁻ sulfite SO₄²⁻ sulfate HSO₄⁻ hydrogen sulfate S₂O₃²⁻ thiosulfate

Common Polyatomic Ions (Table 10.1)

Hydroxide OH⁻ Cyanide CN⁻ Hydrogen Carbonate (Bicarbonate) HCO₃⁻ Acetate C₂H₃O₂⁻ Nitrite NO₂⁻ Nitrate NO₃⁻ Permanganate MnO₄⁻ Hypochlorite ClO⁻ Chlorite ClO₂⁻ Chlorate ClO₃⁻ Perchlorate ClO₄⁻ Peroxide O₂²⁻ Carbonate CO₃²⁻ Sulfite SO₃²⁻ Sulfate SO₄²⁻ Chromate CrO₄²⁻ Phosphite PO₃³⁻ Phosphate PO₄³⁻ Ammonium NH₄⁺ Mercury (I) Hg₂²⁺

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