potassium dichromate

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Word: Potassium Dichromate

Definition: Potassium dichromate is a chemical compound that appears as an orange-red salt. It is used in various industries, especially in making dyes (coloring materials) and in photography (the art of taking and developing pictures).

Usage Instructions:

• Potassium dichromate is usually handled with care because it can be harmful. It is not something you would use casually at home; it is mainly used in laboratories or industrial settings.
• When encountering this substance, it is important to follow safety guidelines, such as wearing gloves and goggles.

Example Sentence:

• "The artist used potassium dichromate to create vibrant colors in her paintings."

Advanced Usage:

• In chemistry, potassium dichromate is often used as an oxidizing agent. This means it can help in chemical reactions by providing oxygen to other substances.
• It is also used in the process of leather tanning and in some cleaning products.

Word Variants:

• Potassium: This is the element that combines with dichromate. It is a soft, silvery-white metal.
• Dichromate: This refers to the specific anion (a negatively charged ion) that contains two chromium atoms and seven oxygen atoms (Cr2O7^2-).

Different Meanings:

• In a general sense, "dichromate" can refer to any compound that contains the dichromate ion. However, potassium dichromate specifically refers to the compound containing potassium.

Synonyms:

• There are no direct synonyms for potassium dichromate, but it can be referred to in broader chemical terms as an "oxidizing agent" or "dyeing agent" in specific contexts.

Related Terms:

• Chromium: The element that is a key part of potassium dichromate.
• Oxidizing Agent: A substance that can accept electrons and thereby cause oxidation in other substances.

Idioms and Phrasal Verbs:

• There are no common idioms or phrasal verbs specifically related to potassium dichromate, as it is a technical term primarily used in scientific contexts.

Conclusion:

Potassium dichromate is an important chemical in specific industries, especially for its uses in dyeing and photography.

Academic

Noun

1. an orange-red salt used in making dyes and in photography