Chemistry, asked by nandkishoresahdev75, 4 months ago

define the following terms and i will mark you the branliest who would give the best answers



1. Symbol
2. Noble gases
3. Atomicity
4. Atom
5. Molecule
6.Pure substance
7. Winnowing
8. Distillation
9. Centrifugation
10. Crystallization
11. Miscible liquids
12. Residue

Answers

Answered by Anonymous
1

Symbol - A chemical symbol is a notation of one or two letters representing a chemical element. The exceptions to the one- to two-letter symbol are the temporary element symbols assigned to designate new or to-be-synthesized elements.

Noble Gas - Noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og).

Atomicity - Atomicity can be defined as the total number of atoms that composes a molecule. For example, each molecule of oxygen is composed of two oxygen atoms.

Atom - An atom is the smallest unit of ordinary matter that forms a chemical element.

Molecule - Molecule is a group of two or more atoms that form the smallest identifiable unit.

Pure Substance - A pure element or compound contains only one substance, with no other substances mixed in.

Winnowing - The process of separating heavier and lighter components of a mixture by wind or by blowing air is called winnowing.

Distillation - Distillation is the process of separating the components or substances from a liquid mixture by using selective boiling and condensation

Centrifucation - Centrifugation is a method of separating molecules having different densities by spinning them in solution around an axis at high speed.

Crystallisation - Crystallization is the process of formation of large crystals in pure state from their solutions.

Misible Liquid - Two liquids that combine in any ratio to form a solution.

Residue - Residue may be the material remaining after a process of preparation, separation, or purification, such as distillation, evaporation, or filtration. It may also denote the undesired by-products of a chemical reaction.

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