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Vocab List No 2

Vocab List # 2

QuestionAnswer
Basic unit of matter Atom
A group of atoms connected together Molecule
The center of an atom that contains positively charged particles and neutrons Nucleus
A negatively charged particle located outside the atomic nucleus Electron
A positively charged particle located inside the atomic nucleus Proton
The number of protons inside the atomic nucleus which determines the chemical properties fo the atom Atomic Number
A substance made from one type of atom Element
They form when two or more atoms share electrons Covalent Bonds
They form when two or more atoms transfer electrons Ionic Bonds
An atom that has an electrical charge as a result of loosing or gaining electorns Ion
Has 1 proton in its nucleus Hydrogen, H
Has 6 protons in its nucleus Carbon, C
Has 7 Protons in its nucleus Nitrogen, N
Has 8 protons in its nucleus Oxygen, O
Has 11 protons in its nucleus Sodium, Na
Has 19 protons in its nucleus Potassium, K
A process in which the atoms of a molecule are rearranged to form a new molecule Chemical Reaction
Created by: michellies23
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