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GCSE Additional science for the 21st century: Topic C4 Chemical Patterns
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Who came up with the first version of the Periodic Table that we use today?
?
Rimski Korsakov
?
Gregor Mendel
?
Dimitri Mendeléev
Mendeléev’s table was arranged in order of…
?
Atomic mass
?
Atomic number
The modern periodic table is arranged in order of…
?
Atomic mass
?
Atomic number
The columns in the periodic table are called…
?
Groups
?
Periods
?
Verticals
Elements in the same group have…
(choose the best answer)
?
similar physical properties
?
similar chemical properties
?
similar appearance
Which of these equations is balanced?
?
-
?
-
?
-
?
-
What is this element?
?
Krypton
?
Phosphorus
?
Klaxon
?
Potassium
What is the atomic number of this element?
?
39
?
39 + 19
?
39 - 19
?
19
How many protons are there in the nucleus of this element?
?
39
?
39 + 19
?
39 - 19
?
19
How many electrons are there around the nucleus of this element?
?
39
?
39 + 19
?
39 - 19
?
19
Which group number are the halogens?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
Which group number are the alkali metals?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
Which group number are the noble gases?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
How many electrons can the 1st shell hold?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
How many electrons can the 2nd shell hold?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
Electrons can only orbit in these fixed shells, and can jump between them.
This explains… (choose the best answer)
?
why elements produce distinctive colours when heated
?
why white light is a mixture of colours
?
why we see line spectra
How many electrons do the alkali metals have in their outer shell?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
How many electrons do the halogens have in their outer shell?
?
1
?
2
?
3
?
4
?
5
?
6
?
7
?
8
Metals tend to give electrons away when they form bonds.
?
True
?
False
Metals form positive ions when they form bonds
?
True
?
False
Ionic bonding is about…
?
atoms sharing electrons with their neighbours
?
metal atoms giving electrons away and non-metals gaining electrons
?
metal atoms gaining electrons and non-metals giving electrons away
OK
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