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Van der Vaals's forces of attraction are responsible for holding together atoms of an element.
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Is hydrogen peroxide a pure substance or a mixture?
Mixture, because it is mixed with all sorts of chemicals, such as smog, and or pollen.Mixture is NOT a pure substance, because to be a pure substance, it can't be mixed with anything.
Smallest part of a pure substance?
If the pure substance is not an element, the smallest part is a molecule (which is made of atoms) for instance, pure water is made of water molecules, which are made of 2 hydrogen atoms and 1 oxygen atom If the pure substance is an element, the smallest part is an atom. (which is made of Protons, Neutrons, and Electrons) Pure hydrogen is made of atoms. A stable hydrogen atom has 1 proton, 1 neutron, and 1 electron. Protons and Neutrons can be broken down further into Quarks, Leptons, and Bosons. The Electron is a type of Lepton.
Pure substance that cant be broken down?
a pure substance is made up of only one type of atom. atoms can't be broken down (divided) definition of an atom: that which cannot be divided. there ya go! ur welcome :) -shamansh
Is acetone a pure substance or mixture?
pure substance, propanone
What is a pure substance classified as?
A pure substance is classified by having a definite and constant composition. The substance can be either an element or a compound, but what makes the substance pure, is that it does not vary.
What is the Smallest unit of substance of two or more atoms?
The smallest unit of a pure substance that consists of two or more atoms held together by a chemical bond is a molecule.
What are the subsets of a pure substance?
An element and compound. Element- A group of atoms with identical proton numbers, Compound- 2 or more DIFFERENT elements chemically held together.
What is the general name for a pure substance containing different atoms chemically joined together?
A compound.
Is o2 a substance?
O2 is in fact a very pure substance. O2 is a pure substance because it's only atoms are oxygen atoms.
How would you see if a substance is a mixture or pure?
You would see if a substance is a mixture or a pure substance because a mixture is where 2 or more things are mixed together. A pure substance is where it could be made up of different atoms, or it could be made up of one substance. Just like honey. A pure substance can't have different ingredients, only different atoms.
What makes a pure substance a pure substance?
Matter that is not a mixture of different types of Atoms. A pure substance is a collection of Matter that is comprised from [and or composed of] Atoms of only One Atomic Element.
What type of bond holds sodium atoms together?
In sodium metal the atoms are held together by metallic bonds.
Are two atoms of oxygen still a pure substance?
Yes. Any substance is still pure so long as it only contains one type of atom. In fact oxygen, in its normal state, consists of two atoms bound together.
What are single atoms?
A pure substance is a substance that is consistent throughout; it only has one substance. Example: pure sugar has only sugar throughout. Because of this, there could be any atoms in a pure substance, but those atoms would be in definite proportions.
What must someone know in order to classify it as a pure substance?
A pure substance is a substance that consists solely of the same atoms/molecules.So a volume of water that contains only H2O is a pure substance. A block of iron that contains only Fe atoms is pure substance. A pure substance can be composed of atoms or molecules as I said before BUT they have to be exactly the same.A substance that has constant chemical composition and characteristics
Is chalk a mixture or pure substance?
It's a pure substance because even though the atoms are different they still the same. If that makes sense?
What is a pure stubstance?
a pure substance is that which contains same atoms or same molecules..
