Matter Flashcards
The solid that can be formed when two liquids are combined
Precipitate
A characteristic or description of a substance
Physical property
Particle containing more than one atom
Molecule
Anything that has mass and takes up space
Matter
The chemical breakdown of a substance using electricity
Electrolysis
Substance containing one type of atom
Element
The ability to reflect light
Lustre
The starting materials in a chemical change
Reactants
The behaviour of a substance as it becomes a new substance
Chemical property
The measure of a substances ability to resist being scratched or dented
Hardness
Change in form or phase original substance is still there
Physical change
Substance containing two or more types of atoms
compound
The ability of a substance to be bent or hammered flat
Malleable
The ability of a substance to transmit light through it
Clarity
The forces between the atoms in molecules
Chemical bonds
The smallest particle of matter
Atom
The ability of a substance to dissolve
Solubility
Change where a new substance is formed with new properties
Chemical change
List for of the five chemical indicators of change
precipitate
bubbling
heat/light given off
difficult to reverse
Four of five principles particle theory of matter
One. Matter is made up of tiny particles that have space in between them
Two. Particles in matter are always in random motion
Three. Particles attract each other
Four. Particles go faster as temperature increases
Elements that possess both metallic and nonmetallic properties
Metalloid
Used to identify an unknown metal
Flame test
Positive particles
Protons
Smallest particles of an Element
Atom
Some of the number of protons and neutrons
Mass number
Used to identify hydrogen gas
Burning splint test
Number of protons in an atom
Atomic number
Used to identify oxygen gas
Glowing splint test
Used to identify carbon dioxide gas
Lime water test
Sodium
Ja
Sulphur
S
Chlorine
Cl
Carbon
C
P
Phosphorus
Arrangement of elements according to the atomic number
Periodic table
K
Potassium
In what state are most elements at room temperature
Solid
Identify one element that is liquid at room temperature
Mercury
Identify two elements that are gases at room temperature
Nitrogen, oxygen
