Some Basic Concepts of Chemistry
Chemistry Solutions from Chapter -1 - Some Basic Concepts of Chemistry
This chapter covers the idea of development and the importance of chemistry by discussing the properties and measurement of matter. It also covers the different laws and theories of atoms and molecules.
Practice Other Topics from Some Basic Concepts of Chemistry
The topic explains the meaning of matter with examples from our surrounding including book, pen, water, air, etc. It also discusses the states of matter including solid, liquid, gas. It classifies matter into mixture and pure substance.
The topic discusses the physical and chemical properties of matter. It highlights the ancient methods of measurement including English system and the metric system.
The topic describes the International System of Units (SI). It gives the base of physical quantities, their names, symbols and their SI units in a tabular form. It also defines SI base units.
The topic discusses the uncertainty in measurement when calculations are done theoretically. It describes scientific notation and the fundamental operations done for theoretical calculations. It also highlights rules for writing significant figures.
The topic describes the main five laws of chemical combination. It covers law of conservation of mass, definite proportions, multiple proportions, Gay Lussac's law of gaseous volumes and Avogadro's Law.
The topic discusses the Dalton's Atomic Theory. It mentions the propositions given by Dalton along with some drawbacks of this theory.
The topic describes the concept of atomic mass, molecular mass, formula mass and average atomic mass. It explains unified mass, atomic mass unit and isotopes with examples.
The topic introduces the mole concept and molar masses. It explains the meaning of one mole, Avagadro's constant and percentage composition. It also covers the empirical formula with examples.
The topic explains the concept of a balanced chemical equation. We will learn how to balance a chemical equation in this topic. It covers limiting reagent and reactions in solutions. It consists of problems with solutions.
The topic describes different ways of expressing the concentration of a solution. It explains the concepts of mass per cent, mole fraction, molarity and molality with solved problems.
