|
Properties |
Properties are what a material or substance is like and how it behaves.
*
|
|
reactivity |
Potassium is at the top of the reactivity series.
*
|
|
periodic |
Oxygen is an element on the periodic table.
*
|
|
density |
Gold is very heavy, its density is high.
*
|
|
Halogens |
Fluorine, chlorine, bromine and iodine are all halogens in group 7 of the periodic table.
*
|
|
alkali |
Alkali metals are soft and can be cut with a knife.
*
|
|
displacement |
When a reactive element pushes out a less reactive one, this is called displacement.
*
|
|
noble |
Group 0 are the noble gases.
*
|
* This sentence was added by a Spellzone user.
Master spelling with targeted practice sessions designed for this word list.
How to use:
Look and read the word.
Say the word. Click the speaker icon.
Cover the word.
Write the word.
Check your spelling.
Make learning enjoyable with engaging spelling games.
Springtime Spelling
Spring into spelling!
Egg Hunt
Crack the eggs!
Word Search, small
The classic English word game.
Against the Clock
Spelling 'against the clock'.
Mayan Temple
Try the temple spelling puzzle.
Monkey Business
It's bananas!
Test your knowledge and track your improvement.
Practice offline by printing worksheets for these words.
Practice handwriting and spelling with interactive exercises.
"I have just subscribed and look forward to continuing to use Spellzone. I have been really impressed with the program during the trial period and the students gave very positive feedback. Many thanks."
Teacher, International School, Geneva