Define Wheatstone bridge
A Wheatstone bridge can be defined as an electrical circuit in which an unknown electrical resistance can be measured with... View Article
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Define induced EMF
Induced emf is also known as induced electromotive force, electromagnetic induction, and electromotive force induction. Definition It can be defined as... View Article
What is AC generator?
An AC generator can be defined as a device that has the ability to convert mechanical energy (which is fed... View Article
What is Huygens principle?
Huygens principle states that: Every point on a wavefront is in itself the source of spherical wavelets which spread out... View Article
What is the role of a salt bridge?
Salt bridge maintains electrical neutrality in two compartments by allowing movement of anions towards anodic compartments and cations towards cathodic... View Article
List the factors affecting electrode potential
Electrode potential is the tendency of an electrode to accept or to lose electrons. The potential of an electrode is... View Article
What is the purpose of Electrorefining?
The metals like copper, silver, lead etc are usually purified by the process of electrolysis. In electrorefining the pure metal... View Article
List out some strong and weak electrolytes
The substances which conduct electricity in its aqueous state molten state or fused state are known as electrolytes. Electrolytes are... View Article
What is the difference between strong and weak electrolytes?
Electrolysis is the process of passing an electric current through a substance in the molten or aqueous state thereby decomposing... View Article
How to choose an indicator for an acid base titration?
An acid-base titration is an experimental technique used to acquire information about a solution containing an acid or base. The... View Article
Does common ion effect increase solubility?
When salt is added to a solution containing either the same cation or anion there will be changes in the... View Article
What is meant by solubility product?
The term solubility product is generally applicable for sparingly soluble salts. It is the maximum product of the molar concentration... View Article
List the four intermolecular forces
Ion-ion interactions, dipole-dipole interactions, hydrogen bonding, London dispersion forces are the four basic intermolecular forces. Ion-ion interactions – The interactions... View Article
How to determine the polarity of a bond?
Polar bonds – When a covalent bond is formed between atoms with different electronegativity values, the more electronegative atom will... View Article
Does London dispersion occur in all molecules?
London dispersion forces occur between all molecules. These very weak attractions occur because of the random motions of electrons on... View Article
What are dipole dipole forces?
Intermolecular forces are sometimes referred to as van der Waals forces. The most important intermolecular forces that can exist are... View Article
What are the properties of suspension?
The properties of suspension are listed below. A suspension is a heterogeneous solution in which, while standing, several particles move... View Article
What are the application of colloids?
The term colloid was coined in 1861 by Thomas Graham. It means “glue” in Greek. A colloid usually consists of... View Article
What is a pure substance and a mixture?
A pure substance is a single kind of matter that cannot be separated into other kinds of matter by any... View Article
What is the principle of calorimetry?
In calorimetry techniques, enthalpy changes accompanying physical or chemical events, whether they are exothermic or endothermic are measured and monitored... View Article
