What is the easiest definition of atom?
An atom is the basic building block of chemistry. It is the smallest unit into which matter can be divided without the release of electrically charged particles. It also is the smallest unit of matter that has the characteristic properties of a chemical element.
What is an atom Class 7?
An atom consists of a positively charged sphere with electrons embedded in it. An atom consists of a positively charged particles concentrated at the centre known as the nucleus. The size of the nucleus is very small as compared to the size of the atom. The electrons revolve around the nucleus in well-defined orbits.
What is an atom Class 8?
An atom is defined as the structural and functional unit of a matter. The term “atom” comes from the Greek word which means indivisible, because atoms are the smallest things in the universe and could not be divided. atoms are made up of three subatomic particles like protons, neutrons and electrons.
What are atoms Grade 6?
Atom- the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical attraction.
What is an atom Class 6?
Atom is the smallest particle of an element which cannot be further divided chemically. Molecule is defined as the smallest particle of a compound which can be further divided in to atoms chemically.
What is an atom Class 9?
The smallest tiny particles of matter which can’t be divided further is called atom, i.e., an atom is the smallest building block of matter. For example: Sodium (Na), Hydrogen (H), Oxygen (O), etc.
What is atom definition Class 9?
Atoms are defined as “the basic building blocks of matter”. It is the smallest constituent unit of matter that possess the properties of the chemical element.
What is an atom for Class 9?
What is an atom for Class 8?