Vedclass
Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsOccurrence
Easy

$A$ mineral is called an ore if

  • A
    Metal present in mineral is precious
  • B
    Metal can be extracted from it
  • C
    Metal can be extracted profitably from it
  • D
    Metal cannot be extracted from it
Share

Explore More

Browse All

Question Bank

12

All Subjects

Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Occurrence

Similar Questions

The molecular formula of cryolite is

Easy
View Solution

Which metal is found in free state?

Easy
View Solution

Select the correct option using $T$ (True) or $F$ (False) for the following statements:
$(1)$ $A$ mineral cannot be an ore.
$(2)$ An ore cannot be a mineral.
$(3)$ All minerals are ores.
$(4)$ All ores are minerals.

Medium
View Solution

The oxidation state of copper is $ +1 $ in which of the following?

EasyKCET 2019
View Solution

Main constituent of ore cassiterite is

Easy
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo