1/14
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
Atom
The simplest part of an element that still has its properties.

Element
A simple substance made of only one kind of atom.

Molecule
A group of atoms bonded together.

Proton
A subatomic particle with a positive charge.

Neutron
A subatomic particle with no charge.

Electron
A subatomic particle with a negative charge that moves around the nucleus of an atom.

John Dalton
Proposed the first atomic theory in 1804, considered the father of chemistry.

All ___________ is made from atoms.
matter

How many natural elements are there?
92

Can atoms be seen with your eyes or even with a microscope?
no

Most matter is not made of pure
elements

Elements have __________________ of protons, neutrons, and electrons
amounts

Which particle is not in the nucleus?
electron

Which particle are in the nucleus?
proton and neutron

How many atoms of each element are in H-2-0 (water)
Two hydrogen and one oxygen
