Write the principle involved in zone refining .

Write the principle involved in the zone refining.

(a) Name the reducing agent used in the extraction of zinc oxide. Give the equation. (b) What is the principle involved in zone refining of metals?

Give the principle involved in zone refining process.

Give the principle involved in zone refining process.

Write the principle involved in the estimation of carbon and hydrogen.Give diagram and calculation.

Write the principles involved in the estimation of (i) Halogens (ii) Sulphur present in an organic compound.

Explain Zone refining.

Name the principles involved in the technologies. Rocket propulsion

Write principles involved in estimatioin of halogen by Carius method.