Why is Mercury Used in Thermometers?
We all know that most metals are good conductors of heat, electricity and are solid at room temperature. Mercury is... View Article
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What is the difference between Latitude and Longitude?
Answer: Latitudes and longitudes are commonly referred to as geographical coordinates. They provide a systematic network of lines upon which... View Article
What is Smelting?
Smelting is a metallurgy technique to extract base metals from their ores with the help of heat and a chemical... View Article
What is atmospheric refraction?
Answer: The refraction of light by the Earth’s atmosphere is known as atmospheric refraction. Atmospheric refraction is caused by the... View Article
What is Induced Current?
The current induced in a conducting loop that is exposed to a changing magnetic field is known as induced current.... View Article
What Is The Basic Three Electrical Quantities?
The three basic electrical quantities are: Voltage Electric Current Resistance Voltage is the pressure exerted from an electric circuit’s power... View Article
What is Resistivity?
The electrical resistivity of a material is the measure of how strongly the material opposes the flow of current. The... View Article
What are uncommon amino acids?
All amino acids have a carboxyl group and an amino group bonded to the same carbon atom (the α carbon).... View Article
How are amino-acids classified?
Based on R-groups: Amino acids are classified based on the nature and polarity of their R groups. R can be... View Article
What are amino-acids?
All amino acids have a carboxyl group and an amino group bonded to the same carbon atom (which is the... View Article
What are protiens?
Proteins are covalently linked linear polymer of amino acids. Proteins and their functions Proteins occur in great variety and size... View Article
Write short notes on the synthetic modification of cellulose.
Free hydroxyl groups on each glucose unit in the cellulose chain, [C6H7O(OH)3]n, helps the cellulose derivatives, to be spun into... View Article
What is cellulose? write short notes on it.
CELLULOSE: Cellulose is a polymer of glucose which has the molecular formula (C6H10O5)n with ‘n’ ranging from 500 to 5,000, depending... View Article
What is starch? write short notes on it.
The structure of starch is more complex than that of cellulose. It is insoluble in cold water, but grinding and... View Article
What are polysaccharides?
Polysaccharides are large molecules that feature high molecular weights and contain hundreds of glucose units joined by beta-glycoside bonds between C-1 and... View Article
Write short notes on lactose and maltose.
Lactose:Lactose is the primary ingredient in the milk of all mammals. Lactose is not sweet to taste. Lactose consists of... View Article
What is sucrose? Write short notes on it.
Sucrose is the sugar which is known as table sugar. Sucrose is found in all photosynthetic plants. It is commercially... View Article
Write short notes on disaccharides.
Disaccharides are carbohydrates that yield two simple monosaccharides on hydrolysis (the hydrolysis can be done with the help of acids... View Article
Write short notes on glycosides.
Glycosides are the acetal derivatives of monosaccharide with an alcohol which is formed in the presence of an acid catalyst.... View Article
Write short notes on chain-shortening and chain-lengthening reactions for sugars.
Complete configuration of the carbohydrates can be established either by- Shortening the carbon length of the given carbohydrate one by... View Article
