GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An industrially important element contains 26 electrons and rusts in the presence of air and moisture. Identify the element.
A
aluminum
B
iron
C
potassium
D
sodium
Explanation: 

Detailed explanation-1: -"An industrially important element is Iron contains 26 electrons and 26 protons, rusts in the presence of moisture and air. Iron is an element with symbol Fe and 26 as the atomic number. It is a metal in the primary transition series. It is the most widespread element on the Earth."

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