Chemistry

HideShow resource information
  • Created by: erinc3311
  • Created on: 07-03-14 13:12
What is an atom?
An atom is the smallest part of matter.
1 of 33
What is the periodic table?
The periodic table is an arrangement of elements.
2 of 33
What is an element?
An element only has one type of atom.
3 of 33
Are elements natural or man-made?
Both.
4 of 33
What is a period on the table?
A period is a row of elements running along the table.
5 of 33
What is a group on the table?
A group is a column of elements.
6 of 33
What does group 1 contain?
Alkali Metals.
7 of 33
What does group 7 contain?
Halogens.
8 of 33
What does group 8 contain?
Noble Gasses.
9 of 33
What are between groups 2 and 3?
Transition Metals.
10 of 33
What are elements given?
A symbol.
11 of 33
Where are metals on the table?
On the left-hand side of the zig zag line.
12 of 33
Where are non metals on the table?
On the right hand side of the zig zag line.
13 of 33
Describe metals.
They are shiny and conductors of electricity.
14 of 33
Describe non-metals.
They are dull and are not conductors of electricity except graphite.
15 of 33
Compounds are formed when...
Elements react together.
16 of 33
Compounds have different ………… from the elements they are made from.
properties.
17 of 33
How are the elements in compounds bonded?
They are chemically bonded together and not easily separated.
18 of 33
What dose "-ide" mean in the name of compounds.
That it contains the two elements indicated.
19 of 33
What does, "-ite" mean at the end of the name of a compound?
It means that their is an additional element of oxygen in the compound.
20 of 33
What does, "-ate" mean at the end of the name of a compound?
It means that their is an additional element of oxygen in the compound and more than in an "ite" compound.
21 of 33
What is electrolysis?
Using electrical charge to break a compound into its elements.
22 of 33
During physical change are new substances made?
no new substance is formed during physical change
23 of 33
Are physical changes easy to reverse?
Yes.
24 of 33
Changes of state are chemical or physical changes?
Physical.
25 of 33
Identify changes of state.
sublimation, evaporation, condensation, melting, freezing.
26 of 33
What is involved in a chemical reaction.
all chemical reactions involve the formation of one or more new substances.
27 of 33
Are chemical changes easily reversed?
No.
28 of 33
Describe ways which identify that a chemical reaction has taken place.
changes in appearance of substance, including colour change, gas evolved, precipitate formed.
29 of 33
Chemical reactions can also be identified by...
energy changes.
30 of 33
reactions that release energy to the surroundings so the products have less chemical energy than the reactants are called?
Exothermic.
31 of 33
reactions that take in energy from the surroundings so the products have more chemical energy than the reactants are called...
Endothermic.
32 of 33
What is a reactant?
a substance that takes part in, or undergoes change in a chemical reaction.
33 of 33

Other cards in this set

Card 2

Front

What is the periodic table?

Back

The periodic table is an arrangement of elements.

Card 3

Front

What is an element?

Back

Preview of the front of card 3

Card 4

Front

Are elements natural or man-made?

Back

Preview of the front of card 4

Card 5

Front

What is a period on the table?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all ractants resources »