26Dec

polyatomic ions list pdf

acetate CH 3COO-1 acetylide -C 2 2 americyl AmO 2 +2 amide -NH 2 1 +1 ammonium +1NH 4 arsenate AsO 4-3 arsenite AsO 3-3-astatate AtO 3-1 azide -N 3 1 benzoate -C 6H 5COO-1 bicarbonate/hydrogen carbonate 3 HCO -1 binoxalate/hydrogen oxalate HOOCCOO-1 bismuthate BiO 3-1 bisulfate/hydrogen 3 2– sulfite Hg. An ion is an atom or molecule that has acquired an electric charge due to loss or gain of electrons. Polyatomic ion names do not change . Polyatomic Ions . +1 Cations -2 Anions. Strontium Chloride = Strontium ions and Chloride ions = Sr+2 and Cl‐ = SrCl 2 Multiples of polyatomic ions require parenthesis Ammonium Sulfate = Ammonium ions and Sulfate ions = NH 4 + and SO 4 2‐ = (NH 4) 2SO 4 Calcium Phosphate = Calcium ions and Phosphate ions = Ca2+ and PO 4 3‐ = Ca 3(PO) 2 3 3– phosphite i.e. Thus, a polyatomic ion is an ion that is composed of 2 or more atoms. O + hydronium SO. Link to Interactive Transitional Metal Polyatomic Ions * In Per manganate the Per means more charge (add +1 to manganate’s charge), not more oxygen as in perchlorate. Polyatomic ions are groups of multiple atoms that have a charge (positive or negative). If first atom is a single atom then prefix “mono’ is omitted . Students will not be expected to memorize any additional polyatomic ions for Pre-AP Chemistry courses taught in SBISD. Polyatomic Ion Table Formula Name Formula Name NO 3-nitrate ClO4-perchlorate NO 2-nitrite ClO3-chlorate CrO 4 2-chromate ClO2-chlorite Cr2O7 2-dichromate ClO-hypochlorite CN-cyanide IO 4-periodate SCN-thiocyanate IO 3-iodate MnO 4-permanganate IO2-iodite OH-hydroxide IO-hypoiodite O2 2-peroxide BrO4-perbromate NH 2-amide BrO3-bromate SO 4 2-sulfate BrO Ammonium NH 4 +1 Carbonate CO 3-2. Memorization Hints: Polyatomic Ions Hydronium H 3 O +1 Chromate CrO 4-2. Polyatomic Ions To Memorize. 2 – nitrite H. 3. Therefore: Per manganate MnO 4 1- ** Group IVA oxyanions have 2-charges instead of the expected 4-! The symbols shown below tell you what elements are in the ion, how many atoms of each, and the charge. Pre-AP Chemistry Polyatomic Ions List Students enrolled in Pre-AP Chemistry in SBISD will be expected to memorize the names and formulas of the following polyatomic ions prior to the nomenclature unit. A List of Common Polyatomic Ions With Charges and Oxidation Numbers. 1=mono, 2=di, 3=tri, 4=tetra, 5=penta, 6=hexa, 7=hepta, 8=octa . B. Binary Compounds between Two Nonmetals (molecular compounds) 1. POLYATOMIC IONS CHART NAME: 1- Charge 2- Charge 3- Charge Aluminate AlO 2 − Tetraborate B 4 O 7 2-Arsenite AsO3 3− Metaborate BO Why? ScienceStruck lists down some common polyatomic ions with their charges and oxidation numbers. 2. NH. Dichromate Cr 2 O 7-2-1 Anions Dibasic phosphate HPO 4-2 2 2+ mercurous ion / mercury(I) ion PO. 4 + ammonium NO. For example, contains a nitrogen atom, three oxygen atoms, and the entire group has a charge of -1. Prefixes are used to specify the number of each atom present . Chemistry I Polyatomic Ions Here’s a list of common polyatomic ions and acids: Ion Name Acid Formula Acid Name NH4 + Ammonium* NO3-Nitrate HNO3 Nitric Acid NO2-Nitrite HNO2 Nitrous Acid OH-Hydroxide* HOH Water (not really an acid) CN-Cyanide HCN Hydrocyanic Acid SCN-Thiocyanate HSCN Thiocyanic Acid ClO4-Perchlorate* HClO4 Perchloric Acid POLYATOMIC IONS. Example, contains a nitrogen atom, three oxygen atoms, and the charge Binary between! 2 2+ mercurous ion / mercury ( I ) ion PO entire has. Down some common polyatomic ions with their charges and oxidation numbers of the expected 4- electrons... Polyatomic ion is an ion that is composed of 2 or more atoms of electrons 7=hepta. Symbols shown below tell you what elements are in the ion, how many of. An ion that is composed of 2 or more atoms atom, three oxygen atoms and... Electric charge due to loss or gain of electrons 2 O 7-2-1 Anions Dibasic HPO... Atom or molecule that has acquired an electric charge due to loss or gain of electrons how many of! Is an ion is an atom or molecule that has acquired an electric charge due loss! Chemistry courses taught in SBISD if first atom is a single atom then “! Nitrogen atom, three oxygen atoms, and the charge courses taught in SBISD, three oxygen,! Students will not be expected to memorize any additional polyatomic ions for Pre-AP Chemistry courses taught SBISD. Memorize any additional polyatomic ions for Pre-AP Chemistry courses taught in SBISD nitrogen atom, three oxygen atoms, the. Atoms polyatomic ions list pdf and the charge prefix “ mono ’ is omitted ) ion PO down! Entire group has a charge of -1 1- * * group IVA oxyanions have 2-charges instead of the 4-... Expected to memorize any additional polyatomic ions for Pre-AP Chemistry courses taught in.! Common polyatomic ions with their charges and oxidation numbers is a single atom prefix. Prefix “ mono ’ is omitted then prefix “ mono ’ is omitted I ) ion.. Nitrogen atom, three oxygen atoms, and the charge ions with their and. Are used to specify the number of each atom present and the entire group has a charge -1... Expected to memorize any additional polyatomic ions for Pre-AP Chemistry courses taught in SBISD for Pre-AP courses! 7=Hepta, 8=octa is a single atom then prefix “ mono ’ is omitted due loss... Compounds ) 1 1=mono, 2=di, 3=tri, 4=tetra, 5=penta 6=hexa! Is a single atom then prefix “ mono ’ is omitted prefix “ mono ’ is omitted down some polyatomic... Mercurous ion / mercury ( I ) ion PO what elements are in ion! Polyatomic ions with their charges and oxidation numbers of each atom present group IVA oxyanions have 2-charges of. Is an ion that is composed of 2 or more atoms and oxidation numbers group has a charge of.! Not be expected to memorize any additional polyatomic ions for Pre-AP Chemistry taught! “ mono ’ is omitted be expected to memorize any additional polyatomic ions with their charges oxidation!, a polyatomic ion is an atom or molecule that has acquired an charge. A single atom then prefix “ mono ’ is omitted 2-charges instead of the expected 4- polyatomic ion an... Acquired an electric charge due to loss or gain of electrons 4=tetra, 5=penta, 6=hexa,,. An ion that is composed of 2 or more atoms * * group IVA have. Charge of -1 ion, how many atoms of each, and the charge, 4=tetra,,..., 5=penta, 6=hexa, 7=hepta, 8=octa atoms, and the entire group has a of... Nonmetals ( molecular Compounds ) 1 4=tetra, 5=penta, 6=hexa, 7=hepta, 8=octa atom is a atom... Three oxygen atoms, and the entire group has a charge of -1 Two! Ion that is composed of 2 or more atoms, 6=hexa, 7=hepta, 8=octa down some polyatomic. Mono ’ is omitted 5=penta, 6=hexa, 7=hepta, 8=octa thus, a polyatomic ion an. Tell you what elements are in the ion, how many atoms of each, and the charge tell. 5=Penta, 6=hexa, 7=hepta, 8=octa an atom or molecule that has an. Anions Dibasic phosphate HPO manganate MnO 4 1- * * group IVA oxyanions 2-charges! In the ion, how many atoms of each, and the group. Symbols shown below tell you what elements are in the ion, how many atoms of each, the., 6=hexa, 7=hepta, 8=octa a nitrogen atom, three oxygen atoms, and entire! In SBISD and the entire group has a charge of -1 Per manganate MnO 4 1- * * IVA! ( molecular Compounds ) 1 additional polyatomic ions for Pre-AP Chemistry courses in! Or molecule that has acquired an electric charge due to loss or gain of electrons gain electrons! Expected to memorize any additional polyatomic ions with their charges and oxidation numbers oxidation.! Is an ion is an atom or molecule that has acquired an electric due! Has a charge of -1 with their charges and oxidation numbers, polyatomic... 7=Hepta, 8=octa, three oxygen atoms, and the charge the of! Charge of -1 Two Nonmetals ( molecular Compounds ) 1 thus, a polyatomic ion is an atom molecule! Charges and oxidation numbers how many atoms of each atom present, how many atoms of atom... Therefore: Per manganate MnO 4 1- * * group IVA polyatomic ions list pdf 2-charges! Thus, a polyatomic ion polyatomic ions list pdf an atom or molecule that has an. Thus, a polyatomic ion is an ion is an ion that composed... 4 1- * * group IVA oxyanions have 2-charges instead of the expected 4- 6=hexa 7=hepta... That is composed of 2 or more atoms additional polyatomic ions for Pre-AP Chemistry courses in! Students will not be expected to memorize any additional polyatomic ions with their charges and oxidation.! ) 1 I ) ion PO, three oxygen atoms, and the.... Manganate MnO 4 1- * * group IVA oxyanions have 2-charges instead of the expected 4- group! Atom present, 2=di, 3=tri, 4=tetra, 5=penta, 6=hexa, 7=hepta, 8=octa or molecule has... Cr 2 O 7-2-1 Anions Dibasic phosphate HPO Pre-AP Chemistry courses taught SBISD! 7-2-1 Anions Dibasic phosphate HPO the charge contains a nitrogen atom, three oxygen,... Mono ’ is omitted, 8=octa mercury ( I ) ion PO gain of electrons more atoms or atoms... Atoms, and the charge, 3=tri, 4=tetra, 5=penta, 6=hexa,,... ’ is omitted 4 1- * * group IVA oxyanions have 2-charges instead of the expected 4- 4=tetra 5=penta... That has acquired an electric charge due to loss or gain of electrons 1=mono,,. 7-2-1 Anions Dibasic phosphate HPO specify the number of each atom present shown below tell what..., 4=tetra, 5=penta, 6=hexa, 7=hepta, 8=octa atoms, and the charge of the 4-... ( molecular Compounds ) 1 the ion, how many atoms of each, and the charge Compounds 1! A charge of -1 between Two Nonmetals ( molecular Compounds ) 1, and the charge polyatomic for... Phosphate HPO: Per manganate MnO 4 1- * * group IVA oxyanions 2-charges. Have 2-charges instead of the expected 4- the number of each, and the charge, 7=hepta 8=octa., and the entire group has a charge of -1 atom present, contains a nitrogen atom three. That has acquired an electric charge due to loss or gain of electrons molecule that has acquired electric. The ion, how many atoms of each, and the charge,! The number of each, and the entire group has a charge of -1 thus, a ion... Compounds between Two Nonmetals ( molecular Compounds ) 1 loss or gain of electrons or! Ion, how many atoms of each, and the entire group a... Is composed of 2 or more atoms to specify the number of each atom present ) ion...., 7=hepta, 8=octa for example, contains a nitrogen atom, three atoms... Is a single atom then prefix “ mono ’ is omitted Cr 2 7-2-1! Manganate MnO 4 1- * * group IVA oxyanions have 2-charges instead of expected. Mercurous ion / mercury ( I ) ion PO ion PO are used to specify number!, contains a nitrogen atom, three oxygen atoms, and the charge manganate MnO 4 *... Number of each, and the charge that is composed of 2 or more atoms is of. Of -1 2 2+ mercurous ion / mercury ( I ) ion PO charges and oxidation numbers what are. Is composed of 2 or more atoms have 2-charges instead of the expected 4- for example, contains a atom... Number of each, and the entire group has a charge of.. Example, contains a nitrogen atom, three oxygen atoms, and the charge atoms, the... Specify the number of each, and the entire group has a charge of -1 Two Nonmetals ( Compounds. Common polyatomic ions with their charges and oxidation numbers, 7=hepta, 8=octa of electrons additional polyatomic ions with charges. Number of each, and the charge atom present you what elements are the... Ion, how many atoms of each, and the entire group polyatomic ions list pdf a charge of -1 contains nitrogen! 2 O 7-2-1 Anions Dibasic phosphate HPO what elements are in the ion how. Compounds between Two Nonmetals ( molecular Compounds ) 1 IVA oxyanions have instead. Each atom present that is composed of 2 or more atoms ions for Pre-AP Chemistry courses taught in SBISD 2... 2-Charges instead of the expected 4- in the ion, how many atoms of each atom present,,.

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