An element A which is a part of common salt and kept under kerosene reacts with another element B of atomic number 17 to give a product C. When an aqueous solution of product C is electrolysed then a compound D is formed and two gases are liberated. (a) What are A and B? (c) Identify C and D. (c) What will be the action of C on a litmus solution? Why? (d) State whether element B is a solid, liquid or gas at room temperature. (e) Write the formula of the compound formed when element B reacts with an element E having atomic number 5.

An element A which is a part of common salt and kept under kerosene re

1.	An element A which is a part of common salt and kept under kerosene reacts with another element B of atomic number 17 to give a product C. When an aqueous solution of product C is electrolysed then a compound D is formed and two gases are liberated. (a) What are A and B? (c) Identify C and D. (c) What will be the action of C on a litmus solution? Why? (d) State whether element B is a solid, liquid or gas at room temperature. (e) Write the formula of the compound formed when element B reacts with an element E having atomic number 5.
Answer» An element A which is a part of common salt and kept under kerosene reacts with another element B of atomic number 17 to give a product C. When an aqueous solution of product C is electrolysed then a compound D is formed and two gases are liberated. (a) What are A and B? (c) Identify C and D. (c) What will be the action of C on a litmus solution? Why? (d) State whether element B is a solid, liquid or gas at room temperature. (e) Write the formula of the compound formed when element B reacts with an element E having atomic number 5.