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Question 1
Question
Which element belongs in Group I?
Answer
-
Sodium
-
Oxygen
-
Iodine
Question 2
Question
The Periodic Table arranges elements in order of increasing...
Answer
-
Mass Number
-
Reactivity
-
Atomic Number
Question 3
Question
The Noble Gases are unreactive because they have full outer shells.
Answer
- True
- False
Question 4
Question
Groups arrange elements according to the number of energy levels.
Answer
- True
- False
Question 5
Question
Why are group I elements called 'alkali metals'?
Answer
-
Because they have pH numbers of 7.
-
Because they react wth water to produce a metal hydroxide.
-
Because they become increasingly reactive and violent as you go down the group.
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