Select elements and compounds from the following list:
Iron, plaster of paris chalk, common satl copper alumminum , calcium oxide , cane sugar , cargon silica , sodium sulphate , uranium , potassium carbonate, silver , carbon dioxide.

Write the chemical formula of the following compounds in a step by step manner a. Potassium choride b. sodium bromide c. Potassium nitrate d. Calcium hydroxide e. Calcium bicarbonate f. Sodium bisulphate g. Potassium sulphate h. Zinc hydroxide i. Potassium permanganate j. Potassium dichromate k. Aluminium hydroxide l. Magnesium nitride m. sodium zincate n. copper II oxide o. Copper (I) sulphide p. Iron [III] chloride q. Iron [II] hyrdoxide r] Iron [III] sulphide s. Iron [III] oxide.

Select the correct words from the list given below to complete the following word equations : Metallic oxide , active metal , metallic carbonate , metallic bisulphite , metallic hydroxide, metallic bicarbonate ,metallic sulphate , metallic sulphide. ________+ hydrochloric acid [dil] to salt + water

Select the correct words from the list given below to complete the following word equations : Metallic oxide , active metal , metallic carbonate , metallic bisulphite ,active metal , metallic hydroxide, metallic bicarbonate ,metallic sulphate , metallic sulphide. _________+ hydrochloric acid [dil] to salt + water+ carbon dioxide

Select the correct words from the list given below to complete the following word equations : Metallic oxide , active metal , metallic carbonate , metallic bisulphite ,active metal , metallic hydroxide, metallic bicarbonate ,metallic sulphate , metallic sulphide. ______________ + hydrochloric acid [dil] to salt + hydrogen sulphide

Write the balanced chemical equations for the following reaction. (a) Sodium carbonate on reaction with hydrochloric acid in equal molar concentrations gives sodium chloride and sodium hydrogen carbonate. (b) Sodium hydrogen carbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide. (c) Copper sulphate on treatment with potassium iodide precipitates cuprous iodide iodide (Cu_(2)I_(2)) , liberates iodine gas and also forms potassium sulphate.

Give the formulae of the compounds formed from the following sets of elements. a) Calcium and fluorine b) Hydrogen and sulphur c) Nitrogen and hydrogen d) Carbon and chlorine e) Sodium and oxygen f) Carbon and oxygen

Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain: (i) Sodium sulphate (ii) Copper sulphate (iii) Iron (iv) Zinc carbonate Dilute sulphuric acid, Copper, Iron, Sodium, Zinc, Copper carbonate, Sodium carbonate

Classify the following into elements, compounds and mixtures. (a) Sodium (b) Soil (c ) Sugar solution (d) Silver (e ) Calcium carbonate (f) Tin (g) Silicon (h) Coal (i) Air (j) Soap (k) Methane (l) Carbon dioxide (m) Blood

Consider the following statements : S_(1) : In extration of iron from haematite ore, the reduction reactions take place only in the lower temperature range in the blast furnace. S_(2) : Calamine in an carbonate ore of zince. S_(3) : The principle ore of aluminium , bauxite , usually contains silica, iron oxides and titanium oxide as impurities. S_(4) : Solidified copper obtained from silica lined conventor ( Bessemer converter ) has blistered appearance due to the evolution of SO_(2) . Which are correct statements?

Write the balanced chemical equations for the following reactions: (a) Calcium hydroxide + Carbon dioxide to Calcium carbonate + Water (b) Zinc + Silver nitrate to Zinc nitrate + Silver (c) Aluminium + Copper chloride to Aluminium chloride + Copper (d) Barium chloride + Potasium sulphate to Barium sulphate + Potassium chloride