There is a definite number of elements while the number of compounds is not fixed, How will you account for it ?

The element which forms maximum number of compound is

A mixture of alcohol and water is called a true solution while that of mustard oil and water is known as emulsion. How will you account for it ?

The element with maximum number of oxidation states in their compounds is

Name the element which is present in maximum number of compounds

The atomic number of an element X is 20 while the atomic number of an element Y is 24.What is the nature of the bond formed between X and Y?Give the electron-dot structure of the compound formed.

There are 15 protons and 16 neutrons in the nnucleus of an element .Calculate its atomic number and mass number .How will you represent the element?

There are 15 protons and 16 neutrons in the nucleus of an element. Calculate its atomic number and mass number. How will you represent the element?