Inorganic Acids List

Browse and filter the Inorganic Acids List by entering an acid name or molecular formula, then narrow results using acid strength category, molecular weight range, or the common acids only toggle to see your total acids found alongside a breakdown of strong acids, weak acids, and common laboratory acids.

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Total Acids Found

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Strong Acids

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Weak Acids

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Common Laboratory Acids

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Acid Distribution by Strength

Results Table

Frequently Asked Questions

What are inorganic acids and how do they differ from organic acids?

Inorganic acids, also called mineral acids, are highly corrosive, water-soluble acids derived from inorganic compounds. Unlike organic acids, they don't contain carbon-hydrogen bonds and are typically stronger and more corrosive.

Which are the most commonly used inorganic acids in laboratories?

The most common laboratory inorganic acids include hydrochloric acid (HCl), sulfuric acid (H2SO4), nitric acid (HNO3), phosphoric acid (H3PO4), and hydrofluoric acid (HF). These are frequently used for synthesis, analysis, and cleaning procedures.

How do I identify strong vs weak inorganic acids?

Strong inorganic acids completely dissociate in water and include HCl, H2SO4, HNO3, HClO4, HBr, and HI. Weak acids only partially dissociate, such as H3PO4, H2CO3, and H3BO3. Strong acids have very low pKa values (typically < 0).

What safety precautions should I take when handling inorganic acids?

Always wear appropriate PPE including safety goggles, acid-resistant gloves, and lab coat. Work in a well-ventilated area or fume hood. Keep neutralizing agents nearby and never add water directly to concentrated acid - always add acid to water slowly.

How are CAS numbers useful for identifying inorganic acids?

CAS (Chemical Abstracts Service) numbers provide unique identifiers for each chemical compound, ensuring accurate identification across different naming systems. They're essential for regulatory compliance, safety data sheets, and procurement.

What is the significance of molecular weight in acid selection?

Molecular weight affects solution preparation, stoichiometric calculations, and handling procedures. Lower molecular weight acids like HCl (36.5 g/mol) are often gases dissolved in water, while higher molecular weight acids like H3PO4 (98 g/mol) are typically liquids or solids.

Can inorganic acids be used for organic synthesis?

Yes, inorganic acids are widely used in organic synthesis as catalysts, proton sources, and reaction media. They facilitate reactions like esterification, hydrolysis, nitration, and sulfonation. Their strength and selectivity make them valuable synthetic tools.

How should inorganic acids be stored safely?

Store inorganic acids in appropriate secondary containment, away from bases and reactive metals. Use acid-resistant containers, maintain proper ventilation, and follow temperature requirements. Keep incompatible acids separated and maintain detailed inventory records.

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