Contact process of sulphuric acid manufacture

A. Yields acid of higher concentration than chamber process

B. Yields acids of lower concentration than chamber process

C. Is obsolete

D. Eliminates absorber

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Thorium is mainly used
  2. Bordeaux mixture is a/an
  3. Alcohol percentage in molasses may be around
  4. Chemical name of aspirin (an analgesic drug) is
  5. Molasses is the starting material for the production of
  6. Fusion of limestone and __________ produces high alumina cement.
  7. __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine.
  8. Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.
  9. The function of gypsum addition during cement making is to
  10. Solvay process is used for the manufacture of
  11. Naphthols are derivates of
  12. BHC (Benzene hexachloride) is made by the chlorination of benzene
  13. Varnish does not contain
  14. Starting material for the commercial production of ethyl alcohol in India is
  15. Antibiotic
  16. Kopper-Totzek coal gasifier
  17. Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
  18. Chrome tanning and vegetable tanning are done for
  19. The terminology 'BTX' used in coal tar distillation industry refers to
  20. The most economical pulp for the production of newsprint would be the __________ pulp.
  21. Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers…
  22. Pure rectified spirit contains about __________ percent alcohol.
  23. Frasch process is for
  24. The combustion reaction, C + O2 = CO2, is
  25. Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from…
  26. Yellow phosphorus is transported under
  27. Superior quality laboratory apparatus is made of the __________ glass having low thermal coefficient…
  28. Pick out the endothermic reaction out of the following.
  29. Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…
  30. Major component of flint glass is