Which of the following is also known as "Fools gold"?
- AWurtzite
- BIron pyrites
- CChalcosite
- DSilver glance
Explore More
Similar Questions
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Siderite $I$. $FeCO_3$ $B$. Malachite $II$. $CuCO_3 \cdot Cu(OH)_2$ $C$. Sphalerite $III$. $ZnS$ $D$. Calamine $IV$. $ZnCO_3$
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Siderite | $I$. $FeCO_3$ |
| $B$. Malachite | $II$. $CuCO_3 \cdot Cu(OH)_2$ |
| $C$. Sphalerite | $III$. $ZnS$ |
| $D$. Calamine | $IV$. $ZnCO_3$ |
Choose the correct answer from the options given below:
"Metals are usually not found as nitrates in their ores."
Out of the following two $(a)$ and $(b)$ reasons,which is/are true for the above observation?
$(a)$ Metal nitrates are highly unstable.
$(b)$ Metal nitrates are highly soluble in water.
Out of the following two $(a)$ and $(b)$ reasons,which is/are true for the above observation?
$(a)$ Metal nitrates are highly unstable.
$(b)$ Metal nitrates are highly soluble in water.
Medium
View SolutionWhich mineral does not contain $Al$?
Medium
View SolutionWhich of the following ores is used for the industrial extraction of aluminium in India?
Easy
View SolutionWhich of the following statements is incorrect?
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo