An element consists of very small particles called atoms.
Atom: An atom is the smallest unit of an element that has all the properties of the element.
Thus, the given statement is True. I.e., An element consists of very small particles called atoms.
Fill in the blanks :
(a) Dalton said that _______________ could not be divided.
(b) An ion which has a positive charge is called a _______________
(c) The outermost shell of an atom is known as _______________
(d) The _______________ of an atom is very hard and dense.
(e) Neutrons are __________________ particles having mass equal to that of portons.
(f) Isotopes are the atoms of __________________element having the __________________atomic number but __________________mass number.
A very small region situated in the centre of atom, is called a/an