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Chapter 4: Problem 27

Write the formulas, including the charge, for the following polyatomic ions: a. hydrogen carbonate (bicarbonate) b. ammonium c. phosphate d. hydrogen sulfate

Short Answer

Expert verified
a. HCO鈧冣伝, b. NH鈧勨伜, c. PO鈧劼斥伝, d. HSO鈧勨伝

Step by step solution

01

Hydrogen Carbonate (Bicarbonate)

The chemical formula for the hydrogen carbonate ion is HCO鈧冣伝. It carries a charge of -1.
02

Ammonium

The chemical formula for the ammonium ion is NH鈧勨伜. It carries a charge of +1.
03

Phosphate

The chemical formula for the phosphate ion is PO鈧劼斥伝. It carries a charge of -3.
04

Hydrogen Sulfate

The chemical formula for the hydrogen sulfate ion is HSO鈧勨伝. It carries a charge of -1.

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

hydrogen carbonate formula
Hydrogen carbonate, also known as bicarbonate, is an important polyatomic ion in chemistry.
Its formula is HCO鈧冣伝. The charge on the hydrogen carbonate ion is -1.
This means it has one more electron than protons, giving it a net negative charge.

Hydrogen carbonate is commonly found in household baking soda and plays a crucial role in maintaining pH balance in natural systems, like human blood.
ammonium formula
Ammonium is another significant polyatomic ion, especially in biological systems.
Its chemical formula is NH鈧勨伜 and it carries a +1 charge.
This means the ammonium ion has one fewer electron than protons, resulting in a positive charge.

Ammonium is found in many chemical compounds, and it鈥檚 essential in the nitrogen cycle, playing a key role in agricultural fertilizers.
phosphate formula
Phosphate is a vital polyatomic ion known for its role in energy transfer and storage in cells.
The formula for the phosphate ion is PO鈧劼斥伝 and it has a charge of -3.
This implies that phosphate has three more electrons than protons, giving it a strong negative charge.

Phosphate is prevalent in DNA, ATP, and many other vital biological molecules.
It鈥檚 also a major component of fertilizers, helping plants grow efficiently.
hydrogen sulfate formula
Hydrogen sulfate, often referred to as bisulfate, is an important ion in both industrial and biological chemistry.
The formula for the hydrogen sulfate ion is HSO鈧勨伝, with a charge of -1.
This indicates that hydrogen sulfate has one more electron than protons, resulting in a net negative charge.

Hydrogen sulfate is frequently encountered in processes involving acids and is a constituent of sulfuric acid.
It鈥檚 used in various applications, including pH regulation and chemical manufacturing.

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Most popular questions from this chapter

Identify each of the following molecules as polar or nonpolar: a. \(\mathrm{SeF}_{2}\) b. \(\mathrm{PBr}_{3}\) c. \(\mathrm{SiCl}_{4}\)

Which of the following pairs of elements are likely to form an ionic compound? a. helium and oxygen b. magnesium and chlorine c. chlorine and bromine d. potassium and sulfur e. sodium and potassium f. nitrogen and iodine

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Classify each of the following as ionic or covalent, and name each: a. \(\mathrm{Li}_{2} \mathrm{O}\) b. \(\mathrm{Cr}\left(\mathrm{NO}_{3}\right)_{2}\) c. \(\mathrm{Mg}\left(\mathrm{HCO}_{3}\right)_{2}\)

Which of the following pairs of elements are likely to form an ionic compound? a. lithium and chlorine b. oxygen and bromine c. potassium and oxygen d. sodium and neon e. cesium and magnesium f. nitrogen and fluorine
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