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Inorganic Chemistry - p-Block Elements (Class 12)

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Q. What is the main product formed when aluminum reacts with hydrochloric acid? (2023)
  • A. AlCl3
  • B. H2
  • C. Al(OH)3
  • D. Al2O3
Q. What is the main product of the reaction between aluminum and hydrochloric acid? (2023)
  • A. AlCl3
  • B. H2
  • C. Al(OH)3
  • D. Al2Cl6
Q. What is the main product of the thermal decomposition of ammonium dichromate? (2023)
  • A. Cr2O3
  • B. CrO3
  • C. Cr
  • D. NH3
Q. What is the main product when aluminum reacts with hydrochloric acid? (2023)
  • A. AlCl3
  • B. H2
  • C. Al(OH)3
  • D. Al2Cl6
Q. What is the primary oxidation state of nitrogen in nitric acid (HNO3)? (2023)
  • A. +1
  • B. +3
  • C. +5
  • D. 0
Q. What is the primary product when aluminum reacts with hydrochloric acid? (2020)
  • A. AlCl3
  • B. H2
  • C. Al(OH)3
  • D. Al2Cl6
Q. What is the primary use of boron in the industry? (2023)
  • A. Fertilizers
  • B. Glass production
  • C. Detergents
  • D. Pharmaceuticals
Q. What is the primary use of sodium bicarbonate (NaHCO3)? (2020)
  • A. Baking
  • B. Cleaning
  • C. Medicine
  • D. All of the above
Q. What is the primary use of sulfuric acid (H2SO4) in industry? (2019)
  • A. Fertilizer production
  • B. Battery acid
  • C. Cleaning agent
  • D. Food preservative
Q. What is the primary use of sulfuric acid in the industry? (2023)
  • A. Fertilizer production
  • B. Battery acid
  • C. Detergent manufacturing
  • D. Food preservation
Q. Which of the following compounds contains a coordinate bond? (2023)
  • A. NH3
  • B. H2O
  • C. CO
  • D. NaCl
Q. Which of the following compounds is an example of a covalent compound? (2019)
  • A. NaCl
  • B. MgO
  • C. SiO2
  • D. CaF2
Q. Which of the following compounds is used as a bleaching agent? (2022)
  • A. H2O2
  • B. NaCl
  • C. CaO
  • D. NH4Cl
Q. Which of the following compounds is used as a dry cleaning solvent? (2022)
  • A. Benzene
  • B. Chloroform
  • C. Carbon tetrachloride
  • D. Acetone
Q. Which of the following compounds is used as a fire retardant? (2021)
  • A. Boric acid
  • B. Phosphoric acid
  • C. Aluminum chloride
  • D. Gallium arsenide
Q. Which of the following elements does not form a stable +4 oxidation state? (2023)
  • A. Carbon
  • B. Silicon
  • C. Germanium
  • D. Lead
Q. Which of the following elements does not form a stable oxide? (2023)
  • A. Carbon
  • B. Silicon
  • C. Germanium
  • D. Lead
Q. Which of the following is a characteristic property of group 13 elements? (2019)
  • A. Forming covalent compounds
  • B. High melting points
  • C. Good conductors of electricity
  • D. Forming ionic compounds
Q. Which of the following is a characteristic property of halogens? (2020)
  • A. Good conductors of electricity
  • B. High melting points
  • C. Diatomic molecules
  • D. Metallic luster
Q. Which of the following is a characteristic property of noble gases? (2019)
  • A. High reactivity
  • B. Colorless and odorless
  • C. Forming ionic bonds
  • D. High boiling points
Q. Which of the following is the most acidic oxide? (2022)
  • A. P2O5
  • B. SO2
  • C. CO2
  • D. SiO2
Q. Which of the following is the most electronegative element? (2023)
  • A. Fluorine
  • B. Oxygen
  • C. Nitrogen
  • D. Chlorine
Q. Which of the following is the most stable oxidation state of lead? (2019)
  • A. +2
  • B. +4
  • C. 0
  • D. -2
Q. Which of the following is the most stable oxidation state of nitrogen? (2019)
  • A. -3
  • B. +1
  • C. +3
  • D. +5
Showing 1 to 24 of 24 (1 Pages)

Inorganic Chemistry - p-Block Elements (Class 12) MCQ & Objective Questions

Inorganic Chemistry, particularly the study of p-Block Elements in Class 12, is crucial for students aiming to excel in their exams. This topic not only forms a significant part of the syllabus but also features prominently in various competitive exams. Practicing MCQs and objective questions enhances your understanding and boosts your confidence, making it easier to tackle important questions during your exam preparation.

What You Will Practise Here

  • Properties and trends of p-Block Elements
  • Group-wise classification and characteristics of elements
  • Important compounds and their applications
  • Reactions involving p-Block Elements
  • Key definitions and concepts related to p-Block Elements
  • Diagrams illustrating molecular structures and bonding
  • Formulas related to p-Block Element compounds

Exam Relevance

The topic of p-Block Elements is integral to the CBSE curriculum and is frequently tested in State Board exams as well. In competitive exams like NEET and JEE, questions often focus on the properties, reactions, and applications of these elements. Students can expect a mix of direct questions and application-based problems, making it essential to grasp both theoretical concepts and practical implications.

Common Mistakes Students Make

  • Confusing the properties of different groups within the p-Block
  • Overlooking the significance of oxidation states in reactions
  • Misinterpreting the role of hybridization in bonding
  • Neglecting to review the exceptions in periodic trends

FAQs

Question: What are the key characteristics of p-Block Elements?
Answer: p-Block Elements exhibit a variety of oxidation states, diverse chemical properties, and play essential roles in biological systems and industrial applications.

Question: How can I effectively prepare for MCQs on p-Block Elements?
Answer: Regular practice of MCQs, understanding key concepts, and reviewing past exam papers can significantly enhance your preparation.

Don't miss the opportunity to solidify your knowledge! Start solving practice MCQs on Inorganic Chemistry - p-Block Elements (Class 12) today and test your understanding to achieve better results in your exams!

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