Download App

Metallurgy — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryMetallurgy1 Mark
MCQ
Find out the incorrect pair :
  • A
    Gold ore – Cyanide leaching
  • B
    Nickel ore – Ammonia leaching
  • C
    Aluminium ore – Alkali leaching
  • ✓
    Silver ore – Acid leaching
✓

Answer

Correct option: D.
Silver ore – Acid leaching
Silver ore – Acid leaching

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

Which one of the following is a steroid?
→
The increasing order of acid strength is ………….
→
On reacting with neutral ferric chloride, phenol gives ____________.
→
Assertion(A): 2 – nitro propane is more acidic than nitro mehtane.
Reason (R): When the number of alkyl group attached to a carbon increases, acidity decreases. due to +1 effect of alkyl groups.
→
Which one of the following is used to treat infections caused by gram negative bacteria?
→
The IUPAC name of $K _4\left[ Fe ( CN )_6\right]$ is ……….
→
Find out the incorrect pair :
→
Yellow phosphorous reacts with alkali on boiling in an inert atmosphere liberates …………
→
Which one of the following is used as an anti-freezer in automobile radiator?
→
Which rule governes the oxidation of unsymmetrical ketone?
→