Download App

Metallurgy — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryMetallurgy1 Mark
MCQ
Bauxite has the composition
  • A
    $Al _2 O _3$
  • ✓
    $Al _2 O _3 \cdot nH _2 O$
  • C
    $Fe _2 O _3 \cdot 2H _2 O$
  • D
    None of these
✓

Answer

Correct option: B.
$Al _2 O _3 \cdot nH _2 O$
$Al _2 O _3 \cdot nH _2 O$

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 Metallurgy→Metallurgy — all question types→Chemistry STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

The correct order of the thermal stability of hydrogen halide is ____________.
→
Which one of the following is a monossacharide?
→

The radius of an atom is 300 pm, if it crystallizes in a face centered cubic lattice, the length of the edge of the unit cell is ____________.

→
Which of the following is used during world war as gas masks?
→
Which of the following can be used to reduce nitrobenzene to aniline?
→
Which one of the following is used in the manufacture of tyrecards fabrics?
→
Find the odd one out.
→
In the froth floatation process for the purification of ores, the particles float because ……………
→
Which enzyme is used in the conversion of sucrose into glucose and fructose?
→
Consider the following statement
(i) Vitamin D functions in the adsorption and maintenance of calcium.
(ii) Vitamin E act as an antioxidant.
(iii) Vitamin C functions in blood clotting.
Which of the above statement is / are correct?
→