fehling's solution

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Word: Fehling's Solution

Part of Speech: Noun

Definition: Fehling's solution is a special liquid that scientists use to test for sugar in urine. It is made from a combination of copper sulfate, potassium tartrate, and sodium hydroxide. When sugar is present in a sample, this solution changes color to reddish or brick-red.

Usage Instructions:

Fehling's solution is primarily used in laboratory settings, especially in medical and chemistry labs. When you want to check if there is sugar in a urine sample, you would mix the urine with Fehling's solution and heat it. If the solution turns reddish, that indicates the presence of sugar.

Example:

• "The doctor used Fehling's solution to test the patient's urine for diabetes."

Advanced Usage:

In advanced chemistry, Fehling's solution is often used in experiments to demonstrate the reduction of copper ions. This is important for understanding chemical reactions involving sugars.

Word Variants:

• There are no direct variants of "Fehling's solution" as it is a specific term. However, you might encounter related terms like "Fehling's test," which refers to the procedure using the solution.

Different Meanings:

Fehling's solution does not have different meanings; it specifically refers to this chemical solution used in testing for sugars.

Synonyms:

• There are no exact synonyms for Fehling's solution, but you might hear it referred to in the context of "sugar testing solution."

Idioms and Phrasal Verbs:

There are no idioms or phrasal verbs that specifically include "Fehling's solution," as it is a scientific term.

Summary:

Fehling's solution is a laboratory solution used to test for sugar in urine. It changes color when sugar is present, making it an essential tool in medical testing.

Academic

Noun

1. a liquid solution of copper sulfate and potassium tartrate and sodium hydroxide that is used to test for sugar in the urine; solution turns reddish when sugar is present

Synonyms

• fehling's solution