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🛠️ JEE🧪 Chemistry

The incorrect statement among the following is: [NEET 2021]

Q1

The incorrect statement among the following is:

[NEET 2021]

a

Most of the trivalent Lanthanoid ions are colorless in the solid state

b

Lanthanoids are good conductors of heat and electricity

c

Actinoids are highly reactive metals, especially when finely divided

d

Actinoid contraction is greater for element to element than Lanthanoid contraction

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