Periodic table
What things are listed on the periodic table?
Elements
What are the names of the three particles found in an atom?
electron, proton and neutron
What is the maximum number of electrons in the first shell?
2
What two types of ion are there?
+ and -
Why won't you find water on the periodic table?
It is two elements (H and O) joined together
What is the charge on an electron?
negative
What is the maximum amount of electrons allowed in the second shell?
8
If an ion has a positive charge has the element lost or gained electrons?
lost
What is the name for the vertical columns on the periodic table?
Groups
What is the name for the structure in the centre of an atom?
Nucleus
If an element had an atomic number of 8, what would its electron configuration be?
2,6
What would be the charge on an ion formed from an element with 3 electrons in its outer shell?
+3
What is the name for the horizontal groups on the periodic table?
Periods
If an atom has 15 protons, how many electrons must it have
15
If an element is in group 6, how many electrons must it have in its outer shell?
6
What would be the charge on an ion formed from an element with 7 electrons in its outer shell?
-1
What is the name given to the Group 7 elements?
Halogens
If an element has a mass number of 16 and an atomic number of 9, how many neutrons must it have?
7
What group would an element be in if it had an atomic number of 11?
1
Why do group 8 elements not form ions?
Because they are already stable/have full outer shells.