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TGS Group 1 Exam Question JBI
By Julia Birch
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Last updated about 5 years ago
8 questions
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Question 1
1.
Sodium and potassium are both in Group 1 of the Periodic Table.
(a) Explain, by reference to their electronic structures, why both elements are placed in Group 1.
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Question 4
4.
Sodium and potassium both react with cold water.
(i) The word equation represents the reaction of sodium with water.
sodium + water → sodium hydroxide + hydrogen
Complete and balance the symbol equation for this reaction.
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Question 5
5.
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Question 6
6.
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Question 2
2.
represents a sodium
atom
A
B
C
D
E
F
Question 3
3.
represents a sodium ion, ........
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B
C
D
E
F
Question 7
7.
How does the reactivity of potassium with water differ from that of sodium with water?
Question 8
8.
Explain this difference in reactivity by reference to the electronic structures of the potassium and sodium atoms.