CBSE /Class 10
Science MCQ Based On Carbon and its compounds ethanoic acid
Our free online Science test quiz for Class 10, CBSE will assist you to improve your Science skills on every concept in a fun interactive way.
Happy students
Awesome classes
CBSE Class 10 Science Carbon and its compounds ethanoic acid
|
Water loving part of soaps and detergents is called hydrophilic and the dirt loving part is called hydrophobic part.
In short ethyle ethanoate can be written as C4H8O2.
When an ester is heated with dilute sodium hydroxide it changes back into the original alcohol and sodium salt of the original carboxylic acid . Such reaction is known as saponification.
When a molecule of Ethanoic acid reacts with sodium hydrogen carbonate it produces a molecule of sodium ethanoate 1 molecule of water and 1 molecule of carbon di oxide.
Hard water doesnt produce that much of lather with soap as hard water reacts with soap to form curdy white precipitate.
All the carboxylic acids react with sodium carbonate and sodium hydrogen carbonate to give CO2 gas as one of its products which can be further tested by passing the produced gas through lime water if it turns lime water milky it shows the presence of carboxylic acid or else it is not the case.
Due to the formation of calcium stearate and magnesium stearate with hard water most of the soap is wasted in the production of these precipitates that is why it is unadvisable to use soap with hard water.
Acetic acid is the other name for ethanoic acid .
Water is hard due to the presence of calcium and magnesium ions.
When any carboxylic acid reacts with an alcohol to form an ester is called the esterification reaction.
At JustTutors, we believe in the power of digital technology to help students get personalized learning and attention from India's best-in-class science, english and math tutors. We are focused on creating a top-class e-learning platform that brings together the best teachers, technology, media, content for creating a seamless and world-class experience for every student.