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Question

Which of the following are alkaline earth metals?

A
Calcium
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B
Magnesium
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C
Strontium
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D
Copper
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Solution

The correct option is C Strontium
Alkaline earth metals are metallic elements found in the second group of the periodic table. Calcium (Ca), magnesium (Mg) and strontium (Sr) belong to the second group. So, they are known as alkaline earth metals. Copper is a d-block element (transition element).

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