Periodic Table Flashcards
1
Q
Proprieties of Transition Metals
A
High Density’s, high melting points and they form couloured compounds.
2
Q
Transition metals are catalyst. What is a catalyst?
A
Chemicals that’s speed up reaction without being used up
3
Q
Why are Noble gases unreactive?
A
They have a full outer shell of electrons.
4
Q
What are noble gases know as. And can they combine with other elements?
A
Monatomic gases and no.
5
Q
Group 1
A
The melting points decrease but the reactivity increases.
6
Q
What do group 1 elements form when they react with water.
A
A hydroxide called alkaline solution.
