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(b) Write the balanced chemical equation for the reaction which takes place. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Explain the term “rancidity”. What damage is caused by rancidity? (b) What type of chemical reaction is responsible for causing rancidity? 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Explain the term “corrosion” with an example. Write a chemical equation to show the process of corrosion of iron. (b) What special name is given to the corrosion of iron? 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What happens when a zinc strip is dipped into a copper sulphate solution? 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What happens when silver chloride is exposed to sunlight? Write a chemical equation for this reaction. Also give one use of such a reaction. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What happens when silver nitrate solution is added to sodium chloride solution? (a) Write the equation for the reaction which takes place. (b) Name the type of reaction involved. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh In the reaction represented by the following equation : CuO(s) + H2(g) → Cu (s) + H2O(1) (a) name the substance oxidised (b) name the substance reduced 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What happens when a piece of iron metal is placed in copper sulphate solution? Name the type of reaction involved. (b) Write balanced chemical equation with state symbols for the following reaction 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Why are decomposition reactions called the opposite of combination reactions? Explain with equations of these reactions. (b) Express the following facts in the form of a balanced chemical equation: 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is meant by (a) displacement reaction, and (b) double displacement reaction? Explain with the help of one example each. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Define the following in terms of gain or loss of hydrogen with one example each : (i) oxidation (ii) reduction (b) When a magnesium ribbon is heated, it burns in air to form magnesium oxide. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is the difference between displacement and double displacement reactions? Write equations for these reactions. (b) What do you mean by a precipitation reaction? Explain giving an example. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Give one example of an oxidation-reduction reaction which is also: (a) a combination reaction (b) a displacement reaction 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Zinc oxide reacts with carbon, on heating, to form zinc metal and carbon monoxide. Write a balanced chemical equation for this reaction. Name (i) oxidising agent, and (ii) reducing agent, in this reaction. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is a decomposition reaction? Give an example of a decomposition reaction. Describe an activity to illustrate such a reaction by heating. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is the colour of ferrous sulphate crystals? How does this colour change after heating? (b) Name the product formed on strongly heating ferrous sulphate crystals. What type of chemical reaction occurs in this change? 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Give an example of an oxidation reaction. (b) Is oxidation an exothermic or an endothermic reaction? (c) Explain, by giving an example, how oxidation and reduction proceed side by side. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh (a) Define a combination reaction. (b) Give one example of a combination reaction which is also exothermic. (c) Give one example of a combination reaction which is also endothermic. 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is a redox reaction? Explain with an example. (b) When a magnesium ribbon burns in air with a dazzling flame and forms a white ash, is magnesium oxidised or reduced? Why? 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh What is an oxidation reaction? Identify in the following reaction (i) the substance oxidised, and (ii) the substance reduced : ZnO + C → Zn + CO 3 years ago Deepak Rock class 10 chemical reactions equations lakhmir singh Page 3 / 5 Prev 1 2 3 4 5 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
