An element A burns with golden flame in air. It reacts with another element B, atomic number 17 to give a product C. An aqueous solution of product C on electrolysis gives a compound D and liberates hydrogen. Identify A, B, C and D. Also write down the equations for the reactions involved. 

An element A burns with golden flame in air. It reacts with another element B, atomic number 17 to give a product C. An aqueous a solution of product C on electrolysis gives a compound D and liberates hydrogen. Identify A,B,C or D. Also write down the equations for the reaction involved.

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 produce 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? (b) Identify C and D. (c) What will be the action of C on litmus solution? Why? (d) State whether element B is a solid. liquid or gas room temperature. (e) Write formula of the compound formed when element B reacts with an element E having atomic number 5.

A compound A reacts with thionyl chloride to give compound B. B reacts with magnesium in ether medium to form a Grignard reagent which is treated with acetone and the product on hydrolysis givesIdentify A and B. Write down the chemical equations for the reactions involved.

A black mineral (A) on heating in presence of air gives a gas (B). The mineral (A) on reaction with dilute H_(2)SO_(4) gives a gas (C) and a solution of a compound (D) on passing the gas (C) into an aqueous solution of (B), a white turbidity is obtained. The aqueous solution of (D) on reaction with potassium ferricyanide gives a blue compound (E). Identify (A) to (E) and give chemical equations for the reaction involved.

A black mineral (A) on heating in presence of air gives a gas (B). The mineral (A) on reaction with dilute H_(2)SO_(4) gives a gas (C) and a solution of a compound (D) on passing the gas (C) into an aqueous solution of (B), a white turbidity is obtained. The aqueous solution of (D) on reaction with potassium ferricyanide gives a blue compound (E). Identify (A) to (E) and give chemical equations for the reaction involved.