MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryPeriodic PropertiesPrevious Year Questions

An element with atomic number 112 has been made recently. It should be (Haryana PMT 2008)

A.an actinide

B.a transition metal✓ Correct

C.a noble gas

D.a lanthanide

Explanation

The electronic configuration of an element with atomic number 112 is 14 2 10 Rn 5f 7s 6d is a d- block element and it is a transition metal. And the position of this element is the 7th period and 12th group. Therefore, the correct option is b PERIODIC PROPERTIES 52

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