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Question : Which of the following elements has variable valency?

Option 1: Iron

Option 2: Sodium

Option 3: Sulphur

Option 4: Magnesium


Team Careers360 22nd Jan, 2024
Answer (1)
Team Careers360 23rd Jan, 2024

Correct Answer: Iron


Solution : The correct option is Iron.

Elements with variable valency are typically found in transition metals and some non-metals. Iron is a chemical element with the symbol Fe and atomic number 26. Iron is a silvery-grey, lustrous metal with a high melting point. It is known for its magnetic properties. Iron is the fourth most abundant element in the Earth's crust.

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