Element Symbols
Atomic Structure
Periodic Table
Metals & Non-metals
Properties of Metals & Non-metals
Element squares
Elements, Compounds & Mixtures 1
Elements, Compounds & Mixtures 2
Chemical Change
100
H
hydrogen
100
What is the charge of a proton?
positive
100
What is a row of the periodic table called?
a period
100
Would you find metals or non-metals in the top right area of the periodic table?
Non-metals
100
Is the appearance of metals shiny or dull?
Shiny
100
What does the atomic number represent?
Number of protons
100
These molecules are made up of the same type of atoms.
Elements
100
Which of the following images show an element?
Images B and D
100
A change of state from a solid to a liquid is an example of a ____________ change.
Physical
200
Mg
magnesium
200
What is the charge of an neutron?
it has no charge
200
What is a column of the periodic table called?
a group
200
Which type of elements are found in a diagonal line between metals and non-metals?
Metalloids
200
Metals are good conductors of heat and electricity - True or False?
True
200
What does the mass number represent?
Number of protons plus neutrons in the nucleus
200
These molecules are made up different types of atoms.
Compounds
200
Which of the following images show a compound?
Images A and C
200
When solutions A and B are mixed, a gas is produced. This is evidence of a ____________ change.
Chemical
300
Cl
chlorine
300
What is the negative particle that orbits the nucleus of an atom?
electron
300
How many periods are there on the periodic table?
7
300
Which of the following elements is a metal?
Bromine, carbon, lithium, arsenic
Lithium
300
Which type of element has higher density - metals or non-metals?
Metals
300
What four things are included in an element's square?
atomic number, atomic mass, symbol and element name
300
Is H2O2 an atom, element, compound or mixture?
Compound
300
Which of the following images is a mixture of elements?
Image A
300
When a new substance is formed, this is the result of a _______________ change.
Chemical
400
Na
sodium
400
What particles are in the nucleus of an atom?
protons and neutrons
400
How many groups are on the periodic table?
18
400
Which of the following elements is a non-metal?
Fe, F, Mg, Na
F - fluorine
400
Which type of element exists as solid, liquid and gas at room temperature - metals or non-metals?
Non-metals
400
What is the atomic number, atomic mass and symbol for gold?
Atomic # is 79 Atomic mass is 196.967 or 197 Symbol is Au
400
Is C6H12O6 an atom, element, compound or mixture?
Compound (glucose)
400
Which of the following images is a mixture of compounds?
Image B
400
Temperature change is evidence that a ___________ change has occurred.
Chemical
500
K
potassium
500
Correctly identify the particles a, b and c.
a = electron
b = neutron
c = proton
500
How is the periodic table arranged?
by atomic number
500
Is the first element on the periodic table a metal, non-metal or metalloid?
Non-metal - hydrogen is the only non-metal on that side
500
One property of metals is they can bend without breaking. This means they are m______________.
malleable
500
The mass number is made up of
neutrons + protons.
500
Any two or more atoms bonded together are known as a...
molecule
500
Which of the following images is a mixture of elements AND compounds?
Image C
500
Which of the following is an example of a physical change?
A. cooking an egg
B. ice-cream melting
C. a candle burning
B. ice-cream melting