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The Periodic Table Flashcards | StudBud
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The Periodic Table
The Periodic Table
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A pop quiz to refresh your memory!
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1
Which are the metalloids in the Periodic Table?
Ge and Sn
B and Al
Te and I
Si and Po
2
Which of the following is not a chemical property of alkali metals?
They react quickly with air
They react quickly with water
They are good oxidising agents
They have one valence electron
3
Which are the elements in Period 3?
C, Li and S
Mg, P and Ar
Na, Cl and O
Na, H and He
4
Fluorine gas is bubbled into potassium iodide solution. Which of the following is observed?
An orange solution is formed.
A brown solution is formed.
A purple solid is formed.
No reaction is observed.
5
Which of the following statements about noble gases is false?
They have low melting and boiling points
They are insoluble in water
They are diatomic
They are colourless and odourless
6
Name the type of reaction that happened in the previous question.
redox
precipitation
neutralisation
displacement
7
Iodine solution is added to sodium bromide solution. Which of the following is observed?
An orange solution is formed.
A green gas is given out.
An orange gas is given out.
No reaction is seen.
8
Which of the following is not a physical property of alkali metals?
They have high melting and boiling points
They are good conductors of electricity
They have low densities
They are soft and can be cut easily
9
How are the elements arranged in the Periodic Table?
According to their group numbers
According to their atomic numbers
According to their neutron numbers
According to their atomic masses
10
Which of the following statements about the Period 3 elements is true?
The non-metals in Period 3 form basic oxides.
The metals in Period 3 form acidic oxides.
Across Period 3, the elements become more metallic.
Aluminium forms an amphoteric oxide.
11
Chlorine gas reacts with potassium bromide solution. What colour of the solution is observed?
brown
black
greenish-yellow
reddish-brown
