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Science ncert grade 8, chapter 14, chemical effects of electric current as the name suggests, discusses some important concepts related to the chemical effects of electric current. Ncert solved important questions download practice. The focus is mainly given on the electrical conductivity of liquids. Cbse class 8 science worksheet chemical effects of. Name two liquids which conduct electricity and two liquids which do not conduct electricity. Ncert textbook solutions as well as offline apps of other subjects are also available. Chemical effects of electric current class 8 mcq question. Chemical effects of electric current class 8 notes. Chemical effects of electric current jsunil tutorial.
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What effect does the current produce when it flows through a conducting solution. Chemical effects of electric current when electric current passes through a conducting solution, it causes chemical reactions. Chemical effect of current class 8 when electric current is passed through a conducting solution, some chemical reaction takes place. Mcq or multiple choice questions on chemical effects of electricity is for class viii students of cbse board. Cbse class 8 science chemical effects of electric current worksheets with answers for chapter 14 in pdf format to download prepared by expert science teachers from latest edition of cbsencert books. Free electrons are the sole reason for this phenomena. Cbse chapter 14 chemical effects of electric current hots questions and answers for class 8 are available for free download in pdf format. Mcq questions on chemical effects of current for class 8 900725. Chapter 14 chemical effect of electric current mcq test.
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Ncert exemplar class 8 science solutions chapter 14 chemical. Chemical effects of 14 electric current multiple choice questions 1. An electric current can produce a heating effect only. We hope the ncert exemplar class 8 science chapter 14 chemical effects of electric current help you. Chapter 14 chemical effect of electric current mcq test 1. The process of depositing a layer of any desired metal on another material, by means of electricity, is called electroplating. Register online for science tuition on to score more marks in your examination. Cbse class 8 science worksheet chemical effects of electric.
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This page has answers to 7 multiple choice questions, 4 very short answer. The resulting effects are called chemical effects of currents. The passage of an electric current through a conducting solution causes chemical reactions. All the students must practice the class 8 science multiple choice questions, sample question papers and practice worksheets which will help them revise and gain confidence in important concepts of science. Boojho and paheli performed experiments taking similar bulbs and cells but two different solutions a and b as shown in. Electrochemistry is defined as the branch of science that deals with chemical effect of electric current. Chemical effects of electric current cbse class 8 important.
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