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Some Basic Concept of Chemistry Important Questions for NEET
Why is Some Basic Concept of Chemistry important for NEET?
This topic forms the foundation of chemistry and is essential for solving many advanced problems in physical, organic, and inorganic chemistry.
How can I practice questions on this topic for NEET?
You can practice questions through the Prachand NEET Batch 2025, which offers a variety of problems tailored for NEET preparation.
Are PDFs of important questions available?
Yes, we provide a detailed PDF with important questions, explanations, and an answer key to help students prepare effectively.
What are the main topics in Some Basic Concept of Chemistry?
The main topics include the mole concept, stoichiometry, atomic and molecular mass, chemical equations, and laws of chemical combination.
How can I improve my accuracy in solving questions from this topic?
Regular practice, understanding concepts thoroughly, and solving previous years' questions can significantly improve accuracy.
Some Basic Concept of Chemistry Important Questions for NEET PDF
Prepare for NEET 2025 with important questions on "Some Basic Concept of Chemistry." Access practice questions, expert-curated PDFs, and tips to strengthen your foundation in chemistry.
Soumya Tiwari26 Mar, 2025
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Some Basic Concept of Chemistry Important Questions for NEET : Chemistry is one of the most crucial subjects for NEET aspirants. Among its many topics, the "Some Basic Concept of Chemistry" is foundational. This topic helps students understand the fundamental principles of chemistry, which are essential for solving complex problems in the NEET exam . Questions from this topic often appear in both direct and applied forms, making it a key area to master.
For NEET 2025, focusing on this topic will not only strengthen your basics but also improve your ability to tackle related concepts in physical, organic, and inorganic chemistry. With a good understanding of this topic, students can save time during the exam and increase their overall score.
Some Basic Concept of Chemistry Important Questions for NEET
The "Some Basic Concept of Chemistry" includes topics like the mole concept, stoichiometry, chemical equations, and atomic mass. These concepts are interconnected and frequently tested in NEET. The questions range from numerical problems to theoretical applications. Understanding these basics is essential for solving questions related to reaction mechanisms, thermodynamics, and chemical kinetics later in the syllabus.
Students should practice questions of varying difficulty levels to ensure they are well-prepared. Regular practice will also help in understanding the patterns of questions asked in NEET and improve accuracy.
Some Basic Concept of Chemistry
The "Some Basic Concept of Chemistry" refers to the fundamental principles that form the backbone of the subject. This includes:
Mole Concept: Understanding the amount of substance and its relation to mass and volume.
Stoichiometry: The study of quantitative relationships in chemical reactions.
Atomic Mass and Molecular Mass: Learning about the mass of atoms and molecules.
Chemical Equations: Writing and balancing equations to represent chemical reactions.
Laws of Chemical Combination: Laws like the law of conservation of mass and definite proportions.
Practice Questions of Some Basic Concept of Chemistry for NEET
Practicing questions is the right way to master this topic. PW provides a set of questions of some basic concept of chemistry. These practice questions cover all key areas, including numerical problems and conceptual queries, ensuring comprehensive preparation. By solving these, students can test their understanding and identify areas for improvement.
Q1Which of the following contains the highest number of molecules?
2.8 g of CO
3.2 g of CH₄
1.7 g of NH₃
3.2 g of SO₂
Q2An element, X has the following isotopic composition: ²⁰⁰X : 90%, ¹⁹⁹X : 8.0%, ²⁰²X : 2.0%. The weighted average atomic mass of the naturally occurring element X is closest to:
201 amu
202 amu
199 amu
200 amu
Q3Percentage of Se in peroxidase anhydrous enzyme is 0.5% by weight (At.wt. = 78.4). Then, minimum gram molecular weight of peroxidase anhydrous enzyme is:
1.568 × 10⁴ g/mol
1.568 × 10³ g/mol
15.68 g/mol
3.136 × 10⁴ g/mol
Q412 L of H₂ and 11.2 L of Cl₂ are mixed and exploded. The composition by volume of mixture is;
24 L HCl(g)
0.8 L Cl₂(g) and 20.8 L HCl(g)
0.8 L H₂(g) and 22.4 L HCl(g)
22.4 L HCl(g)
Q5The total number of protons, electrons and neutrons in 12 g of ¹²C is:
1.084 × 10²⁵
6.022 × 10²³
6.022 × 10²²
18
Q6How many molecules are present in one gram of hydrogen gas?
6 × 10²³
3 × 10²³
2.5 × 10²³
1.5 × 10²³
Q7If 1/2 moles of oxygen (O₂) combine with aluminum to form 1/3 moles of Al₂O₃, then weight of aluminum metal used in the reaction is: (Atomic mass of Al = 27 g/mol) 4Al(s) + 3O₂(g) → 2Al₂O₃(s)
27 g
18 g
54 g
40.5 g
Q8Which of the following reactions is incorrect according to the law of conservation of mass?
2 Mg(s) + O₂(g) → 2 MgO(s)
C₃H₈(g) + O₂(g) → CO₂(g) + H₂O(g)
P₄(s) + 5O₂(g) → P₄O₁₀(s)
CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(g)
Q9 If the concentration of glucose (C₆H₁₂O₆) in blood is 0.9 g L⁻¹, what will be the molarity of glucose in blood?
5 M
50 M
0.005 M
0.5 M
Some Basic Concept of Chemistry Important Questions for NEET PDF
To make preparation easier, PW provides a PDF that includes important questions from "Some Basic Concept of Chemistry" along with detailed explanations and an answer key. This PDF is curated by experts and aligns with the NEET syllabus, ensuring that students get the practice material.
Download Some Basic Concept of Chemistry Important Questions for NEET
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