symbolic representation

A symbol signifies a shorthand representation of an atom of an element. The symbol of any element is based on the English name or Latin name (written in English alphabets) and is represented by using only its first letter or the first letter and another letter. The fir..

In order to represent the structures of the combining elements in the most simplest way in terms of the valence electrons on paper, Lewis proposed the following notation: The symbols of the element is written first. This represents the nucleus of the element with all the inner electron..

The chemical formula of a substance is the symbolic representation of the actual number of atoms present in one molecule of that substanc..

The sum of the number of protons and neutrons in the nucleus of an atom is called the mass number. It is represented by the letter A. Mass number (A)= Number of protons (p) + number of neutrons (n) From the knowledge of atomic number and mass number the number of electrons, protons and neutrons ca..

The formula that gives the symbolic representation of the actual number of atoms of various elements present in one molecule of the compound is called the molecular formula. Discrete molecules can be described by this formula. As it represents one molecule of the substance givi..

Chemical Formula - The chemical formula of a substance is the symbolic representation of the actual number of atoms present in one molecule of that substance. Example 1: Formula of one molecule of oxygen is O 2 . It shows that one molecule of oxygen is made up of 2 atoms of it. ..

Linear Inequations - A statement is an assertion or a sentence that is either true or false, but not both. A variable is a symbol that may represent any member of a specified set called replacement set or domain of that variable. A mathematical expression is a symbolic repr..

Question: What is a symbol? What information does it convey? Answer: A short hand representation of an element is called symbol. It represents the following: Name of the element One atom of the element One mole of atoms. It represents 6.023 x 10 23..

Summary - The symbol of an element is a short way of representing an element . Some symbols are named after the first capital letter of the English name of the element. When there is more than one element starting with the same English capital alphabet, the second letter is also..

Normally propositions are joined by 'OR', 'AND', 'NOT', 'IF .. THEN..' and 'IF AND ONLY IF' called the logical connectives . They are symbolised as follows: If two or more statements are combined by the use of words like 'AND', 'OR', 'IF AND ONLY IF ', then the resulting statement is called a ..