Show:
Group 1
Group 2
Group 4
Group 7
Group 8
100
1
What is the number of OUTER electrons that each element has in Group 1
100
2
What is the number of OUTER electrons that these elements lose to make a ion?
100
Graphite
What is the form of this element used in pencils?
100
1
What is the number of electrons needed to form a stable ion arrangement
100
Noble gases
What is the name of this group? (clue xxxxx gases)
200
Na
What is the chemical symbol for sodium
200
Ca
What is chemical symbol for Calcium
200
Diamond
What is the clear form of this element called (clue hardest substance known)?
200
Green
What is the colour of Chlorine
200
Filling weather balloons
What is helium mostly used for
300
Fizzes
What is the reaction of sodium and water?
300
Milk
What is the dairy substance that has a lot of this metal
300
Silicon
What is the element from Group 4 used in glass production
300
Diatomic
What is the name given to the molecules of these elements?
300
Street lighting
What is neon used for?
400
Soft and easy to cut
What is the appearance of potassium
400
Strontium
What is Sr
400
CO2
What is the formula of the gas that humans breathe out that contains Carbon
400
Brown
What is the colour of Bromine
400
Xenon
What is Xe
500
Caesium
What is more reactive with water Sodium or Caesium?
500
Beryllium
What is Be?
500
Lattice
What is name starting with L for a large network of Carbon atoms
500
Fluorine
What is the lightest of the halogens?
500
INERT gases
What is the name for this group that suggest they don't react?