JEE CHEMISTRY MCQ: d & f- BLOCK ELEMENTS

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The transition element having least enthalpy of atomisation is

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Correct option: A

Zn

Option D (At high temperature and low pressure) is correct because at high temperature and low pressure, the intermolecular forces and volume occupied by gas molecules become negligible, thus behaving like an ideal gas.

More Questions from d & f- BLOCK ELEMENTS

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Mercury is transported in metal containers made of: Cadmipone is a mixture of: The number of element from the following that do not belong to lanthanoids is :
Eu, Cm, Er, Tb, Yb and Lu Statement-I:

{Sm}^{3+}

{Dy}^{3+}

have same colour (yellow).

Statement-II: Both ions are having same number of unpaired electrons. The most common oxidation state of Lanthanoid
elements is +3. Which of the following is likely to
also form other oxidation state? A mixture of

\mathrm{Ti}{\mathrm{O}_2}

and

\mathrm{BaS}{\mathrm{O}_4}

is called