The smallest particle of an element that has the same chemical properties as that element /monoatomic element.
New cards
2
Chemical symbols
Used to represent elements.
New cards
3
Molecule
Group of two or more atoms that are chemically combined together.
New cards
4
Mixtures
Two or more substances that are not chemically combined and are in an unfixed ratio.
New cards
5
Chemical reactions
They take place when a mixture is formed and there is little or no energy change.
New cards
6
Elements
A pure substance made of atoms that cannot be broken down into simpler substances by chemical processes.
New cards
7
Oxygen atom
________ is written at the end of the formula.
New cards
8
chemical formulae
Some ________ contain brackets if the number of atoms is common and the compound contains more than two elements.DIFFERENCES BETWEEN COMPOUNDS AND MIXTURES.
New cards
9
Chemical reactions
________ take place when a compound is formed and there is energy change.
New cards
10
Lusturous
Shiny appearance of metals.
New cards
11
Conductors
Material that transmits heat or electricity, especially when regarded in terms of its capacity to do so.
New cards
12
Insulators
A substance which does not readily conduct electricity or heat.
New cards
13
Malleable
Able to be hammered or pressed into shape without breaking or cracking.
Studied by 2 people
Note 
Flashcard (20)