(a)
Interpretation:
To write the name of the polyatomic ions CO3 2-.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species CO3 2 - is named as carbonate.
Explanation of Solution
The polyatomic species CO3 2 - is named as Carbonate ion. The name carbon comes from element C and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(b)
Interpretation:
To write the name of the polyatomic ions MnO4 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species MnO4 - is named as permanganate ion.
Explanation of Solution
The polyatomic speciesMnO4 - is named aspermanganate ion. The name Magnan comes from element Mnand suffix ate is used for negative charge. It is an anionic polyatomic ions.
(c)
Interpretation:
To write the name of the polyatomic ions NO3 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species NO3 - is named as Nitrate ion.
Explanation of Solution
The polyatomic species NO3 - is named as Nitrate ion. The name Nitr comes from element N and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(d)
Interpretation:
To write the name of the polyatomic ions HSO4 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species CO3 2 - is named as carbonate.
Explanation of Solution
The polyatomic species HSO4 - is named as hydrogen sulfate. The name Hydrogensulf comes from element HSO4 and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(e)
Interpretation:
To write the name of the polyatomic ions C2 H3 O2 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species C2 H3 O2 - is named as Acetate ion.
Explanation of Solution
The polyatomic species C2 H3 O2 - is named as acetate ion. The name acetate comes from C2 H3 O2 -and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(f)
Interpretation:
To write the name of the polyatomic ions CrO4 2-.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species CrO4 2 - is named as Chromate ion.
Explanation of Solution
The polyatomic species CrO4 2 - is named as chromate ion. The name chromcomes from element Cr and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(g)
Interpretation:
To write the name of the polyatomic ions OH-.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species OH- is named as hydroxide ion.
Explanation of Solution
The polyatomic species OH- is named as Hydroxide ion. The name hydrox comes from element O and H and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(h)
Interpretation:
To write the name of the polyatomic ions ClO2 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species ClO2 - is named as chlorine dioxide.
Explanation of Solution
The polyatomic species ClO2 - is named as chlorine dioxide. The name Cl comes from element Cl and Oxide from element O and also used di for 2 Oxygen, suffix ate is used for negative charge. It is an anionic polyatomic ions.
(i)
Interpretation:
To write the name of the polyatomic ions HCO3 -.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species HCO3 - is named as bicarbonate ion.
Explanation of Solution
The polyatomic species HCO3 - is named as bicarbonate ion. The name bicarbon comes from HCO3 - and suffix ate is used for negative charge. It is an anionic polyatomic ions.
(j)
Interpretation:
To write the name of the polyatomic ions HPO4 2-.
Concept Introduction:
The polyatomic ions are formed by the combinations of nonmetals element to each other. They are covalently bonded to each other and having the positive and negative charge on it. The negative charge species in named as anionic species and positive charge species is named as cationic species.
The naming of polyatomic anions can be done by using the suffix ate or ite or ide. The element written firstly is named as such and then for negative element we use suffix.

Answer to Problem 28CR
The polyatomic species HPO4 2 - is named as bicarbonate ion.
Explanation of Solution
The polyatomic species HPO4 2 - is named as Hydrogen phosphate ion. The name hydrogen phosphate comes from HPO4 2 - and suffix ate is used for negative charge. It is an anionic polyatomic ions.
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Chapter 5 Solutions
INTRODUCTORY CHEMISTRY
- 111 Carbonyl Chem Choosing reagants for a Wittig reaction What would be the best choices for the missing reagents 1 and 3 in this synthesis? 1. PPh3 3 1 2 2. n-BuLi • Draw the missing reagents in the drawing area below. You can draw them in any arrangement you like. Do not draw the missing reagent 2. If you draw 1 correctly, we'll know what it is. • Note: if one of your reagents needs to contain a halogen, use bromine. Explanation Check Click and drag to start drawing a structure. × ©2025 McGraw Hill LLC. All Rights Reserved. Terms of Usearrow_forwardA student proposes the transformation below in one step of an organic synthesis. There may be one or more reactants missing from the left-hand side, but there are no products missing from the right-hand side. There may also be catalysts, small inorganic reagents, and other important reaction conditions missing from the arrow. • Is the student's transformation possible? If not, check the box under the drawing area. . If the student's transformation is possible, then complete the reaction by adding any missing reactants to the left-hand side, and adding required catalysts, inorganic reagents, or other important reaction conditions above and below the arrow. • You do not need to balance the reaction, but be sure every important organic reactant or product is shown. + T X O O лет-ле HO OH HO OH This transformation can't be done in one step.arrow_forwardDetermine the structures of the missing organic molecules in the following reaction: X+H₂O H* H+ Y OH OH Note: Molecules that share the same letter have the exact same structure. In the drawing area below, draw the skeletal ("line") structures of the missing organic molecules X and Y. You may draw the structures in any arrangement that you like, so long as they aren't touching. Click and drag to start drawing a structure. X Sarrow_forward
- Predict the major products of this organic reaction. If there aren't any products, because nothing will happen, check the box under the drawing area instead. No reaction. HO. O :☐ + G Na O.H Click and drag to start drawing a structure. XS xs H₂Oarrow_forwardWhat are the angles a and b in the actual molecule of which this is a Lewis structure? H H C H- a -H b H Note for advanced students: give the ideal angles, and don't worry about small differences from the ideal groups may have slightly different sizes. a = b = 0 °arrow_forwardWhat are the angles a and b in the actual molecule of which this is a Lewis structure? :0: HCOH a Note for advanced students: give the ideal angles, and don't worry about small differences from the ideal that might be caused by the fact that different electron groups may have slightly different sizes. a = 0 b=0° Sarrow_forward
- Determine the structures of the missing organic molecules in the following reaction: + H₂O +H OH O OH +H OH X Note: Molecules that share the same letter have the exact same structure. In the drawing area below, draw the skeletal ("line") structure of the missing organic molecule X. Click and drag to start drawing a structure.arrow_forwardIdentify the missing organic reactant in the following reaction: x + x O OH H* + ☑- X H+ O O Х Note: This chemical equation only focuses on the important organic molecules in the reaction. Additional inorganic or small-molecule reactants or products (like H₂O) are not shown. In the drawing area below, draw the skeletal ("line") structure of the missing organic reactant X. Click and drag to start drawing a structure. Carrow_forwardCH3O OH OH O hemiacetal O acetal O neither O 0 O hemiacetal acetal neither OH hemiacetal O acetal O neither CH2 O-CH2-CH3 CH3-C-OH O hemiacetal O acetal CH3-CH2-CH2-0-c-O-CH2-CH2-CH3 O neither HO-CH2 ? 000 Ar Barrow_forward
- What would be the best choices for the missing reagents 1 and 3 in this synthesis? 1. PPh3 2 2. n-BuLi 3 Draw the missing reagents in the drawing area below. You can draw them in any arrangement you like. • Do not draw the missing reagent 2. If you draw 1 correctly, we'll know what it is. • Note: if one of your reagents needs to contain a halogen, use bromine. Explanation Check Click and drag to start drawing a structure.arrow_forwardPredict the products of this organic reaction: NaBH3CN + NH2 ? H+ Click and drag to start drawing a structure. ×arrow_forwardPredict the organic products that form in the reaction below: + OH +H H+ ➤ ☑ X - Y Note: You may assume you have an excess of either reactant if the reaction requires more than one of those molecules to form the products. In the drawing area below, draw the skeletal ("line") structures of the missing organic products X and Y. You may draw the structures in any arrangement that you like, so long as they aren't touching. Click and drag to start drawing a structure. Garrow_forward
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