Which of the following is an alkaline earth metal?Group of answer choicessodiumIronPotassiumberyllium
Question
Which of the following is an alkaline earth metal?
- sodium
- Iron
- potassium
- beryllium
Solution
To identify the alkaline earth metal from the given options, let's first define what alkaline earth metals are. Alkaline earth metals are a group of elements found in Group 2 of the periodic table. These metals include:
- Beryllium (Be)
- Magnesium (Mg)
- Calcium (Ca)
- Strontium (Sr)
- Barium (Ba)
- Radium (Ra)
Now, let's analyze the provided options:
- Sodium (Na) - This is an alkali metal, not an alkaline earth metal.
- Iron (Fe) - This is a transition metal, not an alkaline earth metal.
- Potassium (K) - This is also an alkali metal.
- Beryllium (Be) - This is indeed an alkaline earth metal.
Final Answer
The alkaline earth metal from the choices given is Beryllium (Be).
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