Phenolphthalein Solution 500ml
Phenolphthalein is a chemical compound commonly used as a pH indicator in titrations and other analytical chemistry applications. It is a colorless crystalline solid that is often dissolved in alcohol to create a phenolphthalein solution.
Properties of Phenolphthalein Solution
- pH Indicator:
- Acidic Solutions (pH < 8.2): Colorless
- Slightly Basic Solutions (pH 8.2 - 10.0): Pink to fuchsia
- Strongly Basic Solutions (pH > 10.0): Colorless
- Solubility: Phenolphthalein is soluble in alcohol and slightly soluble in water.
Preparation of Phenolphthalein Solution
- Ingredients:
- Phenolphthalein powder
- Ethanol (or another suitable alcohol)
- Distilled water
- Procedure:
- Dissolve 1 gram of phenolphthalein powder in 100 mL of ethanol.
- Dilute the solution with distilled water to make a 1% phenolphthalein solution (typically 100 mL of the ethanol solution to 900 mL of water).
Potassium Carbonate 500gm
Potassium carbonate (KāCOā) is an inorganic compound commonly referred to as potash. It is a white salt, soluble in water, which forms a strongly alkaline solution. Here are some details about potassium carbonate:
Properties
- Chemical Formula: KāCOā
- Molar Mass: 138.205 g/mol
- Appearance: White, hygroscopic powder
- Density: 2.43 g/cmĀ³
- Melting Point: 891 Ā°C (sublimes)
- Solubility in Water: Highly soluble (110 g/100 mL )
Potassium Chlorate 500gm
Potassium chlorate is a chemical compound with the molecular formula KClO3. It is a white crystalline powder that is commonly used as an oxidizing agent in various industrial processes, as well as in the production of fireworks, matches, and explosives. When heated or subjected to shock, it releases oxygen and can rapidly increase the temperature of its surroundings, making it a potentially dangerous substance if handled improperly.
Potassium Citrate 500gm
Potassium Dihydrogen Phosphate 500gm
Potassium dihydrogen phosphate (KHāPOā) is a chemical compound often referred to as KDP. It is a water-soluble crystalline substance that is commonly used in analytical chemistry, as a buffering agent in biological and biochemical research, and in the formulation of fertilizers. Here are some key points about potassium dihydrogen phosphate:
- Chemical Formula: The formula KHāPOā indicates that it contains one potassium ion (Kāŗ), one hydrogen ion (Hāŗ), one phosphate ion (POāĀ³ā»), and two hydrogen atoms.
- Physical Properties:
- KHāPOā is a colorless or white crystalline powder.
- It is highly soluble in water, which makes it useful in aqueous solutions.
Potassium Ferrocyanide 500gm
Potassium ferrocyanide, with the chemical formula Kā[Fe(CN)ā]Ā·3HāO, is a coordination compound consisting of potassium ions and the ferrocyanide complex ion. It is often used in various industrial and chemical processes. Here are some key aspects and applications of potassium ferrocyanide:
Properties:
- Appearance: Yellow crystalline solid.
- Solubility: Soluble in water, forming a yellow solution.
- Stability: Stable under normal conditions but can decompose when exposed to strong acids, releasing toxic hydrogen cyanide gas.
Potassium Hydrogen Carbonate 500gm
Properties:Potassium hydrogen carbonate, also known as potassium bicarbonate, is a chemical compound with the formula KHCOā. It is a white, crystalline powder that is slightly alkaline and commonly used in a variety of applications.
- Chemical Formula: KHCOā
- Molar Mass: 100.115 g/mol
- Appearance: White crystalline powder
- Solubility: Soluble in water, slightly soluble in alcohol
- Density: 2.17 g/cmĀ³
- Melting Point: Decomposes before melting
