List in tabular form two differences between an acid and a base based on their chemical properties
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0
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3874
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March 16, 2018
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. What is an olfactory indicator? Name two such indicators
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0
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6225
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March 16, 2018
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During the reaction of some metals with dilute hydrochloric acid, following observations were made
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0
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6936
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March 16, 2018
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Crystals of copper sulphate are heated in a test tube for some time
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0
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11096
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March 16, 2018
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What happens when zinc granules are treated with dilute solution
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0
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2854
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March 16, 2018
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With the help of an activity explain that hydrogen and oxygen are released when an electric current is passed through water
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0
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9206
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March 16, 2018
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Give the characteristic tests for the following gases:
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0
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8164
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March 16, 2018
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Consider the chemical equation given below and answer the questions that follow:
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0
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3277
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March 16, 2018
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Identify the type of reaction in the following examples:
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0
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814
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March 16, 2018
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Identify the type of chemical reaction taking place
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0
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2007
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March 16, 2018
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Write the balanced chemical equation when X is dissolved in water
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0
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4576
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March 16, 2018
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Solid calcium oxide was taken in a container and water was added slowly to it
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0
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16816
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March 16, 2018
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What is observed when a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube?
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0
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7229
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March 15, 2018
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Identify the oxidising agent (oxidant) in the following reactions
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0
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3541
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March 15, 2018
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What is the colour of ferrous sulphate crystals?
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0
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2377
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March 15, 2018
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What happens when silver nitrate solution is added to sodium chloride solution?
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0
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5666
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March 15, 2018
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Translate the following statements into chemical equations and then balance the equations:
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0
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3087
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March 15, 2018
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Name the type of chemical reaction represented by the following equation:
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0
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2093
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March 15, 2018
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Translate the following statements into chemical equations and balance them:
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0
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3381
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March 15, 2018
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What is the role of a catalyst in a chemical reaction?
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0
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1859
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March 15, 2018
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Identify the reducing agent in the following reactions
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0
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1919
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March 15, 2018
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A copper coin was kept dipped in silver nitrate solution for a few hours/days
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0
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8633
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March 15, 2018
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Grapes hanging on the plant do not ferment but after being plucked from the plant can be fermented. Under what conditions do these grapes ferment?
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0
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1152
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March 15, 2018
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Ferrous sulphate decomposes with the evolution of a gas having a characteristic odour of burning sulphur. Write the chemical reaction involved and identify the type of reaction
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0
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7961
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March 15, 2018
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On adding dilute HC1 to copper oxide powder, the solution formed is blue- green
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0
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13383
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March 15, 2018
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Complete the missing components/variables given as ,x and y in the following reactions:
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0
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3364
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March 15, 2018
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What type of chemical reactions are represented by the following equations?
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0
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3689
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March 15, 2018
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What happens when silver chloride is exposed to sunlight?
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0
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13130
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March 15, 2018
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Give reasons :Aluminium is a reactive metal but is still used for packing food articles
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0
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1984
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March 15, 2018
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