Metals & Ores — Set 1
Chemistry · धातुएं और अयस्क · Questions 1–10 of 50
Which of the following is the principal ore of Aluminium?
Correct Answer: D. Bauxite
• **Bauxite** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; B: incorrect choice for stated use; C: incorrect choice for stated use.
Cinnabar is a mineral ore of which metal?
Correct Answer: D. Mercury
• **Mercury** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: different metal element; B: different metal element; C: different metal element.
The ore known as 'Galena' is primarily composed of which element?
Correct Answer: C. Lead
• **Lead** = serves as the primary component or element. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: different metal element; B: different metal element; D: different metal element.
Siderite is an ore consisting mainly of which metal?
Correct Answer: D. Iron
• **Iron** = serves as the primary component or element. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; B: incorrect choice for stated use; C: incorrect choice for stated use.
Which metal is extracted from the ore 'Pyrolusite'?
Correct Answer: C. Manganese
• **Manganese** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; B: incorrect choice for stated use; D: different metal element.
What is the name of the most important ore of Tin?
Correct Answer: B. Cassiterite
• **Cassiterite** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; C: incorrect choice for stated use; D: incorrect choice for stated use.
The ore 'Calamine' is used to extract which of these metals?
Correct Answer: B. Zinc
• **Zinc** = is used for its specific properties and applications. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; C: different metal element; D: incorrect choice for stated use.
Which of the following is an ore of Magnesium?
Correct Answer: B. Carnallite
• **Carnallite** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; C: incorrect choice for stated use; D: incorrect choice for stated use.
Argentite is a major ore of which precious metal?
Correct Answer: C. Silver
• **Silver** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: different metal element; B: incorrect choice for stated use; D: different metal element.
Pitchblende is the primary ore for which radioactive element?
Correct Answer: C. Uranium
• **Uranium** = is the correct answer to this question. • **Industrial use** — extracted and processed for various applications. • 💡 Wrong-option analysis: A: incorrect choice for stated use; B: incorrect choice for stated use; D: incorrect choice for stated use.