Creating a comprehensive list of all important MCQs from every chapter of Chemistry for the NEET exam would be extensive, but I can provide a condensed version covering key topics from various chapters:
1. Some Basic Concepts of Chemistry:
1. What is the SI unit of temperature?
- A) Celsius
- B) Kelvin
- C) Fahrenheit
- D) Rankine
- Answer: B) Kelvin
2. What is the chemical formula for water?
- A) H2O
- B) CO2
- C) HCl
- D) NH3
- Answer: A) H2O
2. Structure of Atom:
1. What is the charge of a proton?
- A) Positive
- B) Negative
- C) Neutral
- D) Variable
- Answer: A) Positive
2. What is the mass number of an atom?
- A) Number of protons
- B) Number of neutrons
- C) Number of electrons
- D) Sum of protons and neutrons
- Answer: D) Sum of protons and neutrons
3. Classification of Elements and Periodicity in Properties:
1. Which group of elements is known as the "noble gases"?
- A) Group 1
- B) Group 2
- C) Group 17
- D) Group 18
- Answer: D) Group 18
2. Which element has the highest electronegativity?
- A) Fluorine
- B) Oxygen
- C) Nitrogen
- D) Carbon
- Answer: A) Fluorine
4. Chemical Bonding and Molecular Structure:
1. What type of bond is formed between two nonmetals?
- A) Ionic bond
- B) Covalent bond
- C) Metallic bond
- D) Hydrogen bond
- Answer: B) Covalent bond
2. What is the shape of a water molecule?
- A) Linear
- B) Bent
- C) Trigonal planar
- D) Tetrahedral
- Answer: B) Bent
5. States of Matter:
1. At what temperature does water boil at standard atmospheric pressure?
- A) 0°C
- B) 100°C
- C) 273 K
- D) 373 K
- Answer: B) 100°C
2. What is the unit of pressure in the SI system?
- A) Atmosphere
- B) Pascal
- C) Torr
- D) Bar
- Answer: B) Pascal
These questions cover key topics from various chapters in Chemistry that are frequently tested in the NEET exam. Make sure to understand the concepts behind each question and practice solving similar questions to improve your preparation.
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