Question 1 Name one non-metal which is used to preserve food materials? Question 2 Name one non-metal which is used to make electrodes of dry cell? Question 3 Name one non-metal which is used in the manufacture of sulphuric acid? Uses of Non-Metals 1) Hydrogen is used in the hydrogenation of vegetable oil to make vegetable ghee, manufacture of ammonia. 2) Liquid … [Read more...] about Uses of Non-Metals
Class 10
Chemical Properties of Non-Metals
Question 1 What happen when carbon react with oxygen? Question 2 What happen when sulphur react with oxygen? Reaction Of Non-Metals with Oxygen Non-Metals react with oxygen to form acidic oxides or neutral oxides. Carbon form an acidic oxide carbon dioxide. Sulphur form an acidic oxide sulphur dioxide. Hydrogen form a neutral oxide water. The acidic oxides of … [Read more...] about Chemical Properties of Non-Metals
Uses of Metals
Question 1 Name the metal which is used in making thermometers? Question 2 Name the metal which are used in making electric wires? Question 3 Name three metal which are used in atomic energy? Question 4 Name the metal which are used in making jewellery? Question 5 Name the metal which are used in making house hold utensils? Uses of Metals 1) Cu and Al … [Read more...] about Uses of Metals
Reaction of metal with salt solution
Question 1 In a solution of silver nitrate, a copper plate is dipped. Which metal is more reactive-copper or silver? Question 2 A solution of copper sulphate was kept in an iron pot. After few days ,the iron pot was found to have number of holes in it. Write the equation of the reaction that took place? Question 3 what will happen if a strip of zinc is immersed in copper … [Read more...] about Reaction of metal with salt solution
Reaction of Metals with Dilute Acids
Question 1 Name the metal which has been placed at the top of reactivity series? Question 2 Name the metal which has been placed at the bottom of reactivity series? Question 3 Which of the two metals is more reactive: Copper or silver? Question 4 What happens when sodium react with HCl? Question 5 What happens when magnesium react with HCl? Question 6 What … [Read more...] about Reaction of Metals with Dilute Acids