The Contact Process is involved in the manufacture of
1 Nitric acid
2 Sulphuric acid
3 Ammonia
4 Caustic soda
- 2 Answers
- 4273 Views
- I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Why is ice wrapped in gunny sacks to prevent it from melting
Where is the biggest solar telescope in india situated?
What is the Ecology ?
Permanent hardness of water may be removed by the addition of 1 Alum 2 Sodium carbonate 3 Lime 4 Potassium permanganate
Why is it necessary to cook food ?
Long distance photography is facilitated by 1 Visible light 2 X-rays 3 Infrared rays 4 Ultraviolet rays
Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115
Which of the following minerals has the lower numerical hardness value? 1 Talc 2 Gypsum 3 Apatite 4 Topaz
In which year, physical laboratory in ahmedabad was founded?
The element found on the surface of the moon is 1 Tin 2 Tungsten 3 Tantalum 4 Titanium
What are luminous irregular nebulae?
The correct sequence of various regions I absorption spectrum is 1 Visible, ultraviolet, microwave, infra red 2 Infra red, gamma rays, ultraviolet, microwave 3 Ultra violet, visible, infra red, microwave 4 None of these
Biological Sciences 
