SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is an example of an element?
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Salt
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Water
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Iron
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Muriatic acid
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Explanation:
Detailed explanation-1: -Elements can be metals/non-metals/metalloids. Examples of elements are Iron Fe, Sodium Na, and Oxygen O .
Detailed explanation-2: -iron (Fe), chemical element, metal of Group 8 (VIIIb) of the periodic table, the most-used and cheapest metal.
Detailed explanation-3: -Iron is a chemical element with symbol Fe and atomic number 26.
Detailed explanation-4: -In the modern world, iron alloys, such as steel, stainless steel, cast iron and special steels, are by far the most common industrial metals, due to their mechanical properties and low cost.
Detailed explanation-5: -Iron is a brittle, hard substance, classified as a metal in Group 8 on the Periodic Table of the Elements.
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