MEDIUM
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Earn 100

The magnetic moment of is
(a)
(b)
(c)
(d)

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Important Questions on d- and f- Block Elements
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Which of the following is not arranged in the correct sequence?

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Which among the following is colored?

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IMPORTANT
Match the following?
property | metal |
(a) Element with highest second ionization enthalpy | |
(b) Element with highest third ionization enthalpy | |
(c) in | |
(d) Element with highest heat of atomization | |

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Which among the following species acts as a self-indicator?

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In the following reactions (i) and (ii) , the number of moles of chlorine gas released respectively are

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A purple colored compound of Manganese decomposes on heating to liberate oxygen and forms compounds of Manganese ( and ) compound reacts with in presence of potassium nitrate to give compound . Compounds and respectively are

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IMPORTANT
In lanthanides, with increase in atomic number atomic radius decreases, except for the element . What is ?
