The bronstedlowry model defines an acid as a proton donor. Amphoteric compounds chem 0012 lecture notes 17 acids, bases and salts hebden unit 4 page 109. Acid is a proton donor, base is a proton acceptor lewis. Free powerpoint presentations about ph scale for kids. Bases change the color of red litmus paper to blue. We will cover acid and base definitions, ph, acidbase equilibria, acidbase properties of salts, and the ph of salt solutions. Chemistry 1 2 creative commons license images and tables in this file have been used from the following.
Cbse class 10 science notes chapter 2 acids bases and salts pdf free download is part of class 10 science notes for quick revision. Students will learn about acids and bases through different stations. Can you sort out the cards in to acids and alkalis and match. Types of acids and bases in the 1800s chemical concepts were based on the reactions of aqueous solutions. We will cover acid and base definitions, ph, acid base equilibria, acid base properties of salts, and the ph of salt solutions. Find powerpoint presentations and slides using the power of, find free presentations research about acids bases and salts for class 10 ppt. Watching a demo of the production of an acid and alkali, and planning an experiment to make our own alkali solution. Displaying powerpoint presentation on acids bases and salts 948523 available to view or download.
Ppt acids and bases powerpoint presentation, free download id. Because acids and bases pop up all over the place in nature, as well as in plenty of humanmade settings, what are some fun and interesting ways to play with these ideas. We will study these concepts in more detail during the main lecture course later on. To access the folders and ppts, click on the box to the left of the folders next to each topic.
From these practical investigations we build our knowledge about the reactions between acids and bases and define what a salt is. Petes powerpoint station is your destination for free powerpoint presentations for kids and teachers about ph scale. According to new cbse exam pattern, mcq questions for class 10 science pdf carries 20 marks. Acids, bases, salts and ph physical science acids acids are chemicals in which the positive ion is a hydrogen atom. Identifying acids and bases acids have a ph from 07 lower ph. Acids react with bases or alkalis to form salt and water when an acid reacts with a base, then a salt and water are formed. Try a few of these experiments to get everyone interested in the ideas of acids and bases. Many substances that you encounter in your daily life have different properties. You can see some acids, bases and salts powerpoint presentation, science, class 10, cbse sample questions with examples at the bottom of this page.
Prepare for retesting, test is attached under tuesday the 11th physical science chemical changes unit test. The overall ph becomes neutral many people that suffer from heartburn will take antacids to ease their. Strong acids and bases dissociate break apart completely in water. Acids, bases, salts and ph acids, bases, salts and ph physical science acids acids are chemicals in which the positive ion is a hydrogen atom. Here we have given ncert class 10 science notes chapter 2 acids bases and salts. We can identify the oxides used to make an acid or an alkali. H2a, haand a 2 so we need 3 independent equations to solve the problem.
At equilibrium, there is no acid or base left that has not ionized separated into its ions one of. In this section we will be talking about the basics of acids and bases and how acid base chemistry is related to chemical equilibrium. Times new roman wingdings symbol times helvetica azure microsoft equation 3. There are 4 main ways to determine if a substance is and acid or a base. A broader,more modern concept of acids and bases was developed later. Students will be able to use cabbage juice as a ph indicator to classify substances as an acid or base ppt. Class 10 acids, bases and salts powerpoint presentation, science, class 10, cbse summary and exercise are very important for perfect preparation. Acids and alkalis powerpoint with animations and videos included to help support teaching of the unit. If youre behind a web filter, please make sure that the domains. Always the changes have been such as to make the theory more general. Bases have a ph from 714 higher ph value indicates a stronger base. A guide to acids and bases teaching approach in this series we focus on practical chemistry and show a number of interesting chemical reactions. Discuss w an acid is a substance that tastes sour, reacts with metals and carbonates, and turns blue litmus paper red. The acids and bases station lab is a plug and play unit that is meant to accompany my free kesler science station lab series.
Discuss what you already know about acids with a partner. Can we provide a general definition of acid and base. Therefore, an acid dissociate in water to produce hydrogen ions which are responsible for the acidic properties. Conductors of electricity strong and weak acids bases properties of acids and bases completing the venn. Chem1 general chemistry reference text 3 introduction to acidbase chemistry 3 neutralization just as an acid is a substance that liberates hydrogen ions into solution, a base yields hydroxide ions. It covers acid theories, ph how to calculate using either log tables or calculators and what it is, ka, kb, weakstrong acids bases, and how to name acids bases. Therefore, an acid dissociate in water to produce hydrogen ions which are responsible for the acidic properties acids only show their properties when dissolved in. Na science chem chp 12 acids and bases ppt hydroxide. Amphiprotic substance a substance that can act either as a pppproton acceptor or a proton donor. Feb 26, 2012 acids and bases hydrochloric acid sodium hydroxide.
Introduction to acidbase chemistry a chem1 reference text. Identify the conjugate acid base pairs in the reaction. Ppt acids and bases powerpoint presentation free to. Therefore, an acid dissociate in water to produce hydrogen ions which are responsible for the acidic properties acids only show their properties when dissolved in water. Definitions of acids and bases an acid is a substance that breaks into ions in an aqueous solution. Displaying all worksheets related to acids and bases for grade 7. Likewise, the stronger the base, the weaker its conjugate acid. Acid,bases and salt for class 10thcreated to piyush. This document is highly rated by class 7 students and has been viewed 9720 times. This document is highly rated by class 12 students and has been viewed 17437 times.
Acids and bases one of our recent science lessons was on acids, bases and the ph scale. Acids and bases hydrochloric acid sodium hydroxide. This is because water can break apart the acid into hydrogen ions and a salt. Oct 24, 2019 cbse class 10 science notes chapter 2 acids bases and salts pdf free download is part of class 10 science notes for quick revision. Lemon juice citric acid, vinegar, hydrochloric acid. Neutral these are items that are neither acids or bases. Acids bases and salts for class 10 ppt xpowerpoint. Chemistry preliminary course 2011 2 lecture topics. Like acids, some bases are strong and others are weak. Acids and bases react with one another to yield two products. The stronger the acid, the weaker its conjugate base.
Identifying acids and bases acids have a ph from 07 lower ph value indicates a stronger acid. Its one of the best resources that i have downloaded on this subject. To help my kids grasp the difference between the two, and how to use the ph scale, we completed a few acids and bases experiments for middle school. Acid is an electron pair donor, base is electron pair. Svante arrhenius developed a concept of acids and bases relevant to reactions in h20. Bases can be very corrosive, destroying metals and burning skin through chemical action. Acids, bases and salts powerpoint presentation, science. Properties acids bases electrolytes electrolytes sour taste. Ppt acids and bases powerpoint presentation free to download. Ncert cbse notes for class 10 science chemistry chapter 2 acids, bases and salts download in pdf properties of acids. Ppt introduction to acids and bases powerpoint presentation, free. One major difference between substances is whether they are acidic or basic. Acids and bases station lab students will love you for providing them with a handson experience when learning about acids and bases. View and download powerpoint presentations on acids bases and salts for class 10 ppt.
The layout helps the learner to memorise and later recall the information. Acids and bases definition of acid and base several definitions arrhenius. The adobe flash plugin is needed to view this content. Vidyakul acids, bases and salts class 10 notes were made by expert teacher to help students in revision for board exam. These notes were made as per new guidelines and student can easily download the pdf notes. Download acids bases and salts 948523 ppt for free. An acid is a substance that contains hydrogen and dissociates. Remove this presentation flag as inappropriate i dont like this i like this remember as a favorite. Acids can be very corrosive, destroying metals and burning skin through chemical action. Sep 24, 2016 like acids, some bases are strong and others are weak. Na science chem chp 12 acids and bases ppt free download as powerpoint presentation. A stronger acid loses its proton more readily than a weaker acid and a stronger base gains a proton more readily than a weaker base. Acid,bases and salt for class 10thcreated to piyush bhandari. In this section we will be talking about the basics of acids and bases and how acidbase chemistry is related to chemical equilibrium.
Note that for diprotic acids and bases, there are 3 species in solution i. The ph scale measures how acidic or basic a solution is. Students will have class time to retest the standards that they need to. Swbat classify substances as acids or bases using the ph scale, ph indicator, and litmus paper. The swedish chemist svante arrhenius introduced the theory of ionization and used this theory to explain much about the behavior of acids and bases.