Major Competitive Exams

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Major Competitive Exams

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Major Competitive Exams MCQ & Objective Questions

Major Competitive Exams play a crucial role in shaping the academic and professional futures of students in India. These exams not only assess knowledge but also test problem-solving skills and time management. Practicing MCQs and objective questions is essential for scoring better, as they help in familiarizing students with the exam format and identifying important questions that frequently appear in tests.

What You Will Practise Here

Key concepts and theories related to major subjects
Important formulas and their applications
Definitions of critical terms and terminologies
Diagrams and illustrations to enhance understanding
Practice questions that mirror actual exam patterns
Strategies for solving objective questions efficiently
Time management techniques for competitive exams

Exam Relevance

The topics covered under Major Competitive Exams are integral to various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter a mix of conceptual and application-based questions that require a solid understanding of the subjects. Common question patterns include multiple-choice questions that test both knowledge and analytical skills, making it essential to be well-prepared with practice MCQs.

Common Mistakes Students Make

Rushing through questions without reading them carefully
Overlooking the negative marking scheme in MCQs
Confusing similar concepts or terms
Neglecting to review previous years’ question papers
Failing to manage time effectively during the exam

FAQs

Question: How can I improve my performance in Major Competitive Exams?
Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.

Question: What types of questions should I focus on for these exams?
Answer: Concentrate on important Major Competitive Exams questions that frequently appear in past papers and mock tests.

Question: Are there specific strategies for tackling objective questions?
Answer: Yes, practicing under timed conditions and reviewing mistakes can help develop effective strategies.

Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence for your upcoming exams. Remember, consistent practice is the key to mastering Major Competitive Exams!

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Q. Which of the following elements is a member of the alkali metals? (2020)

A. Magnesium
B. Sodium
C. Calcium
D. Barium

Solution

Sodium (Na) is an alkali metal, while Magnesium (Mg), Calcium (Ca), and Barium (Ba) are alkaline earth metals.

Correct Answer: B — Sodium

Q. Which of the following elements is a member of the alkaline earth metals? (2021)

A. Sodium
B. Calcium
C. Aluminum
D. Iron

Solution

Calcium is a member of the alkaline earth metals, which are found in Group 2 of the periodic table.

Correct Answer: B — Calcium

Q. Which of the following elements is a metalloid in the p-block?

A. Boron
B. Aluminium
C. Gallium
D. Indium

Solution

Boron is classified as a metalloid in the p-block.

Correct Answer: A — Boron

Q. Which of the following elements is a metalloid in the p-block? (2022) 2022

A. Boron
B. Aluminium
C. Gallium
D. Indium

Solution

Boron is classified as a metalloid in the p-block elements.

Correct Answer: A — Boron

Q. Which of the following elements is a metalloid?

A. Boron
B. Sodium
C. Calcium
D. Chlorine

Solution

Boron is classified as a metalloid in the periodic table.

Correct Answer: A — Boron

Q. Which of the following elements is a noble gas?

A. Helium
B. Hydrogen
C. Oxygen
D. Nitrogen

Solution

Helium is a noble gas, located in Group 18 of the periodic table.

Correct Answer: A — Helium

Q. Which of the following elements is a noble gas? (2021) 2021

A. Oxygen
B. Nitrogen
C. Neon
D. Hydrogen

Solution

Neon is a noble gas, which is characterized by its lack of reactivity.

Correct Answer: C — Neon

Q. Which of the following elements is a p-block element?

A. Calcium
B. Sodium
C. Bromine
D. Iron

Solution

Bromine is a p-block element as it is located in group 17 of the periodic table.

Correct Answer: C — Bromine

Q. Which of the following elements is a p-block element? (2021) 2021

A. Sodium
B. Calcium
C. Aluminium
D. Iron

Solution

Aluminium (Al) is in group 13 of the periodic table, which is classified as a p-block element.

Correct Answer: C — Aluminium

Q. Which of the following elements is a part of the actinide series?

A. Lanthanum (La)
B. Cerium (Ce)
C. Uranium (U)
D. Neodymium (Nd)

Solution

Uranium (U) is a part of the actinide series, which consists of elements with atomic numbers from 89 to 103.

Correct Answer: C — Uranium (U)

Q. Which of the following elements is a transition metal?

A. Zinc
B. Aluminum
C. Calcium
D. Sodium

Solution

Zinc is classified as a transition metal.

Correct Answer: A — Zinc

Q. Which of the following elements is an s-block element?

A. Boron
B. Sodium
C. Aluminum
D. Carbon

Solution

Sodium (Na) is an s-block element as it is in Group 1 of the periodic table.

Correct Answer: B — Sodium

Q. Which of the following elements is considered a micronutrient? (2023)

A. Calcium
B. Magnesium
C. Iron
D. Nitrogen

Solution

Iron is classified as a micronutrient, required in smaller amounts compared to macronutrients.

Correct Answer: C — Iron

Q. Which of the following elements is considered a secondary macronutrient? (2023)

A. Iron
B. Calcium
C. Zinc
D. Manganese

Solution

Calcium is classified as a secondary macronutrient, important for cell wall structure and stability.

Correct Answer: B — Calcium

Q. Which of the following elements is essential for maintaining a formal tone in UPSC Mains essays?

A. Use of colloquial language
B. Inclusion of humor
C. Avoiding contractions
D. Personal opinions without basis

Solution

Avoiding contractions helps maintain a formal tone, which is essential for academic writing in the UPSC Mains essays.

Correct Answer: C — Avoiding contractions

Q. Which of the following elements is found in Group 17?

A. Oxygen
B. Fluorine
C. Sodium
D. Calcium

Solution

Fluorine is a halogen and is found in Group 17 of the periodic table.

Correct Answer: B — Fluorine

Q. Which of the following elements is found in period 3?

A. Sodium
B. Calcium
C. Potassium
D. Magnesium

Solution

Sodium is in period 3 of the periodic table.

Correct Answer: A — Sodium

Q. Which of the following elements is known for forming a stable +3 oxidation state? (2023)

A. Aluminium
B. Gallium
C. Indium
D. Thallium

Solution

Aluminium commonly forms a stable +3 oxidation state in its compounds.

Correct Answer: A — Aluminium

Q. Which of the following elements is known for forming a stable +4 oxidation state? (2023)

A. Carbon
B. Silicon
C. Germanium
D. Tin

Solution

Tin (Sn) is known for forming a stable +4 oxidation state.

Correct Answer: D — Tin

Q. Which of the following elements is known for forming complex ions?

A. Calcium
B. Copper
C. Sodium
D. Magnesium

Solution

Copper (Cu) is known for forming complex ions due to its ability to coordinate with ligands.

Correct Answer: B — Copper

Q. Which of the following elements is known for its ability to form complex ions? (2022)

A. Copper
B. Calcium
C. Sodium
D. Barium

Solution

Copper (Cu) is known for its ability to form complex ions due to its d-orbitals.

Correct Answer: A — Copper

Q. Which of the following elements is known for its catalytic properties?

A. Copper
B. Iron
C. Platinum
D. Zinc

Solution

Platinum (Pt) is widely known for its catalytic properties in various chemical reactions.

Correct Answer: C — Platinum

Q. Which of the following elements is likely to have a half-filled p subshell?

A. N
B. O
C. F
D. Ne

Solution

Nitrogen (N) has the configuration 1s2 2s2 2p3, which has a half-filled p subshell.

Correct Answer: A — N

Q. Which of the following elements is most likely to form a +1 ion?

A. Calcium
B. Potassium
C. Aluminum
D. Bromine

Solution

Potassium is an alkali metal and typically forms a +1 ion.

Correct Answer: B — Potassium

Q. Which of the following elements is most likely to form a cation?

A. Fluorine
B. Sodium
C. Chlorine
D. Oxygen

Solution

Sodium is an alkali metal and readily loses an electron to form a cation.

Correct Answer: B — Sodium

Q. Which of the following elements is most likely to form a covalent bond? (2023)

A. Sodium
B. Chlorine
C. Calcium
D. Potassium

Solution

Chlorine (Cl) is a non-metal and is most likely to form covalent bonds.

Correct Answer: B — Chlorine

Q. Which of the following elements is most likely to form an anion? (2023)

A. Boron
B. Carbon
C. Fluorine
D. Aluminum

Solution

Fluorine (F) is highly electronegative and readily forms anions (F-).

Correct Answer: C — Fluorine

Q. Which of the following elements is most likely to form an ionic bond with sodium? (2020)

A. Chlorine
B. Oxygen
C. Nitrogen
D. Carbon

Solution

Chlorine is most likely to form an ionic bond with sodium as it readily accepts an electron to achieve a stable electron configuration.

Correct Answer: A — Chlorine

Q. Which of the following elements is most likely to form an ionic bond? (2023)

A. Carbon
B. Oxygen
C. Sodium
D. Nitrogen

Solution

Sodium is most likely to form an ionic bond as it readily loses an electron to form Na+.

Correct Answer: C — Sodium

Q. Which of the following elements is most likely to form an ionic bond? (2023) 2023

A. Carbon
B. Oxygen
C. Sodium
D. Nitrogen

Solution

Sodium is most likely to form an ionic bond as it readily loses an electron to form Na+.

Correct Answer: C — Sodium

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