What is another name of an atom?

In this page you can discover 49 synonyms, antonyms, idiomatic expressions, and related words for atom, like: scintilla, speck, irreducible constituent, jot, particle, iota, mote, molecule, smallest quantity of a radical, basic unit and basic constituent.

Why is atom called atom?

The term “atom” comes from the Greek word for indivisible, because it was once thought that atoms were the smallest things in the universe and could not be divided.

What is atom Give 5 examples?

The defining particle that identifies an atom is the number of protons it contains. So, a particle that lacks protons is not an atom. However, even one lone proton is an atom (of hydrogen). Examples of atoms include single particles of the elements of the periodic table, such as sodium, uranium, argon, and chlorine.

Is Air made out of atoms?

The last 1 percent of air is made up of a combination of other gases, including carbon dioxide, argon, helium, and methane. All of these gases are made of atoms, or combinations of atoms called molecules. Atoms are the fundamental building blocks of all matter.

What is an antonym for gas?

Near Antonyms of gas. indolence, laziness. debilitation, debility, delicacy, disablement, enfeeblement, faintness, feebleness, frailness, frailty, impotence, impotency, infirmity, powerlessness, puniness, slightness, softness, tenderness, weakness. enervation, exhaustion, inanition, prostration.

What is a gas in chemistry?

A gas is a form of matter that does not have a defined shape or volume. Gases can consist of a single element, such as hydrogen gas (H2); they may also be a compound such as carbon dioxide (CO2) or even a mixture of several gases such as air.

What is an example of a gas?

Example Gases. Here is a list of 10 gases and their uses: Oxygen (O 2): medical use, welding. Nitrogen (N 2): fire suppression, provides an inert atmosphere. Helium (He): balloons, medical equipment.

What is another name for noble gas?

When grouped together with the monatomic noble gases – helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn) – these gases are called “elemental gases”. The word gas was first used by the early 17th-century Flemish chemist Jan Baptist van Helmont.