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Select the correct statement(s) regardin...

Select the correct statement(s) regarding chemical reactions of Ln:

A

The carbides `Ln_(3)C, Ln_(2)C_(3)` and `LnC_(2)` are formed when the metals are heated with carbon.

B

They liberate hydrogen from dilute acids and burn in halogens to form halides.

C

They form oxides `M_(2)O_(3)` and hydroxides `M(OH)_(3)`.

D

The hydroxides are just hydrated oxides and not definite compounds.

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Hydroxides are definite compounds, not just hydrated oxides.
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