Flashcards in The Periodic Table Deck (11)
What are the properties of metals?
Properties of metals;
- electrical conductors
- heat conductors
- high density
What creates acid rain?
Non-metal + oxygen - oxide
React with H2O to make rain
Fossil fuels= SO2
Car engines= NO2
What is the history of the periodic table?
- John Newlands organised elements by atomic mass but it was rejected
- Then Dimitri Mendeleev in 1869 sorted the elements by mass and similar properties. His work was successful
Name the elements in group 1
How does the reactivity in Group one change?
It increases as you move down the group.
Name the elements in Group 7?
What are the elements in group 7?
How does the reactivity in group 7 change?
It decreases as you move down the group
What is potassium + fluorine?
Name the elements in group 0?