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Boron Family and Carbon Family MCQs for Competitive Exams

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Boron Family and Carbon Family MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

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Topic Notes: Boron Family and Carbon Family

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Boron Family and Carbon Family MCQs in Chemistry are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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1
Which of the following substances is considered a pure form of amorphous carbon?
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2
What is the typical composition of brass, an alloy of zinc and copper?
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3
What is the standard chemical symbol for the element Lead?
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4
What are the physical and electrical properties of diamond?
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5
Muscovite, pegmatite, and biotite are mineral ores primarily associated with which element?
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6
Which of the following substances is classified as neither a metal nor a mineral?
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7
Which allotrope of carbon is specifically employed to remove impurities and unpleasant odors from water and other substances?
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8
Which of the following oxides demonstrates amphoteric behavior by reacting with both acids and bases?
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9
Which of the following substances exhibits a metallic luster or shiny appearance?
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10
What is the chemical composition of quartz?
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