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The Periodic Table Flashcards | StudBud
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The Periodic Table
The Periodic Table
30 terms
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123 plays
Group 1, 7 and 0 as well as history of the periodic table.
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
What element in group 7 has isotopes?
bromine
astanine
iodine
chlorine
2
All hydrogen halides dissolves in water to form...
dyes
alkalis
halogens
acids
3
How many protons, neutrons and electrons does flourine have?
p=10, n=9, e=9
p=0, n=9, e=9
p=10, n= 10, e=9
p=9, n=10, e=9
4
What is the colour of iodine at room temperature?
brown
purple/grey
purple/brown
grey/brown
5
What halogen has the lowest melting and boiling point?
I2
Br2
At2
F2
6
Which element is more reactive than K?
Na
Li
Fe
Fr
7
What property does an atom have if it has a full outer shell?
high melting point
inert
flammable
very reactive
8
What is the most reactive alkali metal?
Cl2
F2
Li
Fr
9
What is the most reactive halogen?
bromine
chlorine
flourine
iodine
10
Which halogen is a brown liquid?
I2
F2
Br2
At2
11
Give a use of Ar.
Welding
Filament bulbs
signs
air ships
12
What is true about noble gases
they are all in group 7
they all have 2 shells
they all have 6 electrons in their outer shell
they are all unreactive
13
How many electron shells does iodine have?
8
6
5
4
14
How many electrons does francium have?
223
87
136
62
15
Why is Fr the most reactive?
has the biggest nucleus
has lots of shielding between nucleus and outer shell
has very little shielding between nucleus and outer shell
has the most positive nucleus
16
What does sublime mean?
change from solid to gas
change from gas to solid
change from gas to liquid
change from liquid to gas
17
How do you know which element is least reactive in group 1?
It is at the bottom of the group
It is flammable
It is at the top of the group
No correlation to its position
18
Name the salt if K reacted with I
iodine potasside
potassium iodide
potassium iodine
sodium iodide
19
What colour would Universal Indicator solution turn when put into an alkaline solution?
Green
Purple
Red
Yellow
20
What element would displace Cl
-
from a compound?
F2
Br2
At2
Cl2
21
What is the least reactive alkali metal?
Ca
K
Li
Fr
22
What noble gas makes your voice change to a higher pitch?
Ne
He
Rn
H
23
Which out of all the elements in group 1, 7 and 0 has 45 neutrons?
Rb
Kr
K
Br
24
What is bubbled through water to kill bacteria?
flourine
bleach
iodine
chlorine
25
What turns blue litmus paper red then bleaches it?
Cl2
Ba
Na
I2
26
Is Xenon deadly?
yes
ask Aidan
who cares
no
27
What is the least reactive halogen?
Iodine
Flourine
Astanine
Bromine
28
Do Br, Ar, Kr and Rn all have full outer shells?
no
maybe
yes
29
What is a property of a noble gas?
non-inert
coloured
smelly
non-flammable
30
If K burns with a lilac flame when reacting with water, what might Rb do?
glows
fizzes
explodes
burns
