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Question
Find the odd one out and give its explanation.
Options
Carbon
Calcium
Oxygen
Neon
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Solution
Calcium
Explanation:
Carbon, oxygen, and neon are all classified as non-metals and are found in the p-block of the periodic table. Calcium, on the other hand, is an alkaline earth metal (Group 2) and is categorised as a metal, making it distinct from the others in terms of physical and chemical properties.
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