d and f BLOCK ELEMENTS MCQ Quiz: GKFix - Bridge of Knowledge

Question 1841

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Which of the following elements is explicitly mentioned as an exception when discussing the typical hardness and volatility of transition elements?

Iron
Chromium
Titanium
Zinc

Question 1842

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Based on the text's description of melting points, which 4d transition metal would you expect to have a relatively high melting point near the middle of its series?

Niobium
Technetium
Ruthenium
Molybdenum

Question 1843

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What structural information is provided about Iron (Fe) in the table?

It adopts only a hexagonal close-packed (hcp) structure.
It adopts only a body-centred cubic (bcc) structure.
It adopts only a cubic close-packed (ccp) structure.
It can adopt either a body-centred cubic (bcc) or a cubic close-packed (ccp) structure.

Question 1844

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Why is the property 'metallic lustre' considered a typical characteristic of transition elements?

Because they are all grey in colour.
Because they are magnetic.
Because they react readily with oxygen.
Because it results from the interaction of light with the sea of delocalized electrons in the metal.

Question 1845

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Which transition metal series contains elements like Yttrium (Y), Zirconium (Zr), and Niobium (Nb)?

3d series
4d series
5d series
Lanthanide series

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