Download App

The d & f Block Elements — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
Question
Why are lanthanoids called f-block elements?
✓

Answer

Lanthanoids are called f-block elements because the last electron in them enters into f-orbital.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from The d & f Block Elements→The d & f Block Elements — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Name the reagent used in the following reaction:

Butan-2-one to butan-2-ol.

→
Alcohol can be dehydrated by:
  1. (CH3​CO)2​O
  2. (CH3​)2​SO4​
  3. HI/P
  4. AnhyZnCl2​/$\Delta$
→
Explain the nature of MnO .
→
What happens when:
ethyl chloride is treated with aqueous KOH.
→
How are the following conversions carried out?

Ethyl magnesium chloride → Propan-1-ol.

→
Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
CH3C(Cl)(C2H5)CH2CH3.
→
Write equations of the following reactions:

Friedel-Crafts reaction–alkylation of anisole.

→
Discuss briefly giving an example in case the role of coordination compound in:
Biological systems.
→
Dipole moment of phenol is smaller than that of methanol. Why?
→
What is spectrochemical series?
→