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The d- and f-Block Elements Chemistry - The d- and f-Block Elements

Gujarat Board (GSEB) - STD 12 Science - Chemistry (GSEB - English Medium). 102 questions in this chapter.

Question types

The d- and f-Block Elements question types

102 questions across 6 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.

102
Questions
6
Question groups
5
Question types
Sample Questions

The d- and f-Block Elements questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 152 Marks Questions2 Marks
(a) $CuI _2$ is temporary. Why?
(b) Why manganese shows highest oxidation state of +4 with fluorine $\left( MnF _4\right)$ while +7 with oxygen $\left( Mn _2 O _7\right)$ ?
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Q 163 Marks Question3 Marks
Permanganate ion $\left( MnO _4^{-}\right)$gives different reduction products at different concentration of hydrogen ions, write their equations.
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Q 173 Marks Question3 Marks
(a) Which is the salt of Mn which is isostructural to $KClO _4$ ?
(b) Explain the structure and magnetic properties of manganese and permanganate ions.
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Q 215 Marks Questions5 Marks
Explain the general characteristics of actinoids in the following terms:
(i) Physical properties
(ii) Chemical reactivity
(iii) Magnetic properties
(iv) Ionization enthalpy.
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