Here is the Class 9 Atoms and Molecules Notes Summary An atom is the smallest particle of the element that cannot usually exist independently while the molecule is the smallest particle of an element or a compound capable of independent existence under ordinary conditions. It shows all the propert...
Physics is a subject that contains numerical problems to solve, along with theoretical question answers. To understand the concept used in solving each physics question, it is necessary to solve the NCERT questions and practise. The NCERT Solutions for all the NCERT textbook questions are given in...
In the depression of freezing point experiment it is found that the: This question has multiple correct options$A.$ Vapour pressure of the solution is less than that of pure solvent$B.$ Vapour pressure of the solution is more than that of pure solvent $C.$ Only solute molecules solidity ...
all the topics covered in this chapter hold equal importance when preparing for your Class 9 Maths exams. However, an important tip to keep in mind during your preparation is to practice and remember well all the axioms and postulates that are a part of this chapter. Students ...
The detailed exam pattern for Assam Board Class 9 General Science can be referred to from below-mentioned table. S.No.TopicMCQ: 20 MarksObjective: 25 MarksSA/LA Type 1. Matter in Our Surroundings 3 2 2. Is Matter Around Us Pure 3 2 3. Atoms and Molecules 3 3 4. Structure of the ...
which acts as a protective shield for life on the Earth. Ozone molecules consist of three oxygen atoms, Ozone molecules are exceeding rare: fewer than ten in every million molecules of air. However, for nearly a billion years, their presence in the atmosphere has played a vital role in sa...
the concepts of atoms and molecules in a detailed manner and prepare effectively for the class 12th examination. important questions for the class 12 physics chapter 12 atoms check the important questions for chapter 12 atoms for the 12th standard given below. to learn more concepts of physics wi...
Effects of disordered Zn atoms and nanopores on mechanical properties of β-Zn4Sb3 are studied by using the molecular dynamics (MD) method. Due to the influence of disordered Zn atoms in β-Zn4Sb3, the elastic modulus decreases from 90.85 GPa to 68.17 GPa, a decrease of 24.96%. The ult...
The class combines learning about the theory of atomic force microscopes (AFMs), using them for gathering data and processing images out of the data in hands-on exercises with (1) understanding important do's and don'ts of image processing and (2) with philosophical reflection on microscopy ...
Mössbauer spectra for Fe atoms in the series of R3Fe29-xVx (R = Y, Ce, Nd, Sm, Gd, Tb, and Dy) compounds were collected at 4.2 K. The ratio of 14.5 T/μB between the average hyperfine field Bhf and the average Fe magnetic moment μ Fe MS , obtained from our data, in ...