If we move through the group I elements from top to bottom we first encounter Lithium, Sodium and Potassium. If we move further which elements we will encounter in sequence ?

A Caesium, Calcium, Rubidium

B Rubidium, Caesium, Francium

C Rubidium, Caesium, Rhodium

D Magnesium, Rubidium, Francium

Answer & Explanation
Answer:Rubidium, Caesium, Francium

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