Download App

p-Block Elements – I — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Chemistryp-Block Elements – I1 Mark
MCQ
Important ore of boron is …………
  • A
    bauxite
  • B
    borosilicate
  • ✓
    borax
  • D
    P-tetragonal boron
✓

Answer

Correct option: C.
borax
borax

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 "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from p-Block Elements – I→p-Block Elements – I — all question types→Chemistry STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

The catalyst poison in contact process of manufacture of $SO _3$ is
→
Methyl cyanide on acid hydrolysis gives
→
Gelatin is mostly used in making icecream in order to …………..
→
2 – methyl – 2 – nitropropane belongs to
→
The acid present in milk is …………..
→
Which one of the following is lyophillic colloid?
→
Consider the following statements:
(i) In Galvanic cell, Zinc is oxidised to $Zn ^{2+}$ ions and $Cu ^{2+}$ ions are reduced to copper
(ii) In Galvanic cell, $Zn ^{2+}$ ions are reduced to Zinc and copper is oxidised to $Cu ^{2+}$ ions
(iii) In Galvanic cell, Zn and copper both get oxidised.
Which of the above statement is / are correct?
→
Which of the following has a pyramidal structure?
→
The unit of resistivity is …………
→
Which method is used to separate the mixture of nitroalkane?
→