NEET 2022 Phase 1 | Structure of Atom Question 8 | Chemistry

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NEET 2022 Phase 1

MCQ (Single Correct Answer)

-1

If radius of second Bohr orbit of the He⁺ ion is 105.8 pm, what is the radius of third Bohr orbit of Li²⁺ ion?

158.7 pm

15.87 pm

1.587 pm

158.7 $$\mathop A\limits^o $$

NEET 2021

MCQ (Single Correct Answer)

-1

A particular station of All India Radio, New Delhi broadcasts on a frequency of 1,368 kHz (kilohertz). The wavelength of the electromagnetic radiation emitted by the transmitter is : [speed of light c = 3.0 $$\times$$ 10⁸ ms^$$-$$1]

21.92 cm

219.3 m

219.2 m

2192 m

NEET 2019

MCQ (Single Correct Answer)

-1

4d, 5p, 5f and 6p orbitals are arranged in the order of decreasing energy. The correct option is :

6p > 5f > 4d > 5p

5f > 6p > 4d > 5p

5f > 6p > 5p > 4d

6p > 5f > 5p > 4d

NEET 2019

MCQ (Single Correct Answer)

-1

Which of the following series of transitions in the spectrum of hydrogen atom falls in visible region?

Paschen series

Brackett series

Lyman series

Balmer series

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Chemistry

Physical Chemistry

Some Basic Concepts of Chemistry Structure of Atom Redox Reactions Gaseous State Equilibrium Chemical Kinetics Solutions Thermodynamics Electrochemistry Nuclear Chemistry Solid State Surface Chemistry

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Periodic Table and Periodicity Chemical Bonding and Molecular Structure Processes of Isolation of Elements s-Block Elements Hydrogen p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry

Organic Chemistry

Some Basic Concepts of Organic Chemistry Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehydes, Ketones and Carboxylic Acids Organic Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life

Biology

Botany

Cell - The Unit of Life Biomolecules Cell Cycle and Cell Division Sexual Reproduction in Flowering Plants Microbes in Human Welfare Anatomy of Flowering Plants Transport in Plants Mineral Nutrition Respiration in Plants Biotechnology: Principles and Processes Biodiversity and Conservation The Living World Biological Classification Morphology of Flowering Plants Photosynthesis in Higher Plants Principles of Inheritance and Variation Molecular Basis of Inheritance Strategies for Enhancement in Food Production Biotechnology and It's Applications Organisms and Populations Environmental Issues Plant Kingdom Plant Growth and Development Ecosystem

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution