Q226
The following are special characteristics of a group of elements? 1. All these elements are metals 2. All these elements react with water to form hydrogen gas. 3. All these elements have a valence (1)
A.
Halogen group
B.
Alkali metal group
AnswerC.
Alkaline earth metal group
D.
Alkali metal and halogen group
Answer: Option B
Solution
Answer: Option B
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