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What Is The Charge Of A Proton?
+1
What Is The Charge Of A Neutron?
,0
What Is The Charge Of An Electron?
-1
What Is The Relative Mass Of A Proton?
1
What Is The Relative Mass Of A Neutron?
1
What Is The Relative Mass Of An Electron?
Very Small
How Many Types Of Atoms Do Elements Contain?
Only One Type
What Are Compounds?
Substances Containing Two Or More Different Elements That Are Chemically Bonded Together
,What Are Mixtures?
Substances Containing Two Or More Different Elements That Are Not Chemically Bonded Together
What Pattern Is Formed From Carrying Out Paper Chromatography?
Chromatogram
Which Method Of Separation Is Useful To Separate An Insoluble Solid From A Liquid?
Filtration
Which Method Of Separation Is Useful To Separate A Soluble Solid From A Liquid?
Evaporation Or Crystillisation
Which Method Of Distillation Separates Liquids With Similar Boiling Points?
Fractional Distillation
Who Discovered That The Plum Pudding Model Was Wrong?
Ernest Rutherford
, Who Devised An Experiment That Proved The Existence Of The Neutron?
Niels Bohr
Why Did Mendeleev Leave Gaps In His Table Of Elements?
To Ensure That Elements With Similar Properties Stayed In The Same Groups. The Gaps Indicated The
Existence Of Undiscovered Elements And Allowed Mendeleev To Predict What Their Properties Might Be
How Are The Group Number And The Number Of Electrons In The Outer Shell Of An Element Related?
The Group Number Tells You How Many Electrons Are In The Outer Shell Of An Element. E.G. Sodium Is
In Group 1 Therefore It Has 1 Electron On Its Outer Shell
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What Kind Of Ions Do Metals Form?
Positive
Where Are The Non-Metals On The Periodic Table?
On The Right Hand Side
Give Three Properties Which Are Specific To Transition Metals
1) They Can Form More Than One Ion E.G Cobalt Form Co2+