You are provided with three metals : Sodium, magnesium and copper. Using only water as the reactant, how will you identify them ?

You are given samples of three metals : Sodium, magnesium and copper. Suggest any two activities to arrange them in order to their decreasing reactivity.

You are given three metals: sodium, magnesium, and copper. Suggest any two activities to arrange them in order of their reactivity.

You are given samples of three metals-sodium, magnesium and copper suggest any two activities to arrange them in order of their decreasing reactivities.

You have been provided with three test tubes. One of them cotains distilled water and the other two cotain an acidic solution and a basic solution, respectively. If you are given only red litmus paper , how will you identify the contents of each test tube ?

Name two metals which react vilently with cold water. Write any three observations you would make when such a metal is dropped into water. How would you identify the gas evolved, if any during the reaction?

Name two metals which react violently with cold water. Write any three observtations you would make when such a metals is dropped into water. How would you identify the gas evolved if any, during the reaction?

You are provided with a mixture of carbon tetrachloride and water. How will you separate the constituents ?

You are provided with a fine white coloured powder which is either sugar or salt. How would you identify it without testing?