Occurence of Sulphuric Acid
Trending Questions
What is the reaction of nitrogen dioxide with water?
Odour of sulphur dioxide
Which gas is formed when sulphur burns in air?
- Sulphur dioxide
Sulphur trioxide
- Sulphur monoxide
- Carbon monoxide
Hydrogen sulphide gets oxidised to
Sulphuric acid is also known as the "
king of elements
queen of chemicals
knight of acids
king of chemicals
White vitriol is a hydrated sulphate of which one of the following metals?
Lead
Zinc
Aluminium
Ferric
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate conditions.
Oxalic acid reacts with sulphuric acid to produce carbon monoxide and carbon dioxide.
Sulphur dioxide gas can be formed by:
Burning coal.
Burning paper.
Burning wood.
None of these.
Carbon dioxide gas evolves when HCl acid is added to:
Calcium hydroxide
Iron (II) sulphide
Calcium carbonate
Sodium sulphite
धातु कार्बोनेट तथा बाइकार्बोनेट अम्लों के साथ अभिक्रिया करके लवण, जल तथा गैस ‘G’ बनाते हैं। अब, गैस ‘G’ के सन्दर्भ में सही कथन/कथनों का चयन कीजिए।
- It reacts with slaked lime to give a white-coloured precipitate
यह बुझे चूने के साथ अभिक्रिया करके सफेद रंग का अवक्षेप देता है - Its aqueous solution turns phenolphthalein pink
इसका जलीय विलयन फीनॉल्फ्थेलिन को गुलाबी कर देता है - It is released when baking powder is mixed in water
यह गैस तब मुक्त होती है जब बेकिंग पाउडरको जल में मिलाया जाता है - It burns with a pop sound when a burning matchstick is brought near it
इसके समीप जलती हुई माचिस की तीली लाने पर यह फट-फट ध्वनि के साथ जलती है
To produce sulphuric acid by contact process they use h2so4 instead of water why?
Which gas is evolved when green vitriol is heated?
Oxygen
Hydrogen
Sulphur trioxide
Ferrous
How are the following conversions brought about? Give equations and conditions:
(i) Sulphur trioxide to sulphuric acid.
(ii) Sulphur trioxide to oleum.
(iii) Dilute sulphuric acid to hydrogen.
(iv) Aqueous barium chloride to barium sulphate.
(v) Aqueous lead nitrate to lead sulphate.
(vi) Sodium chloride to hydrogen chloride.
(vii) Sucrose to sugar charcoal.
(viii) Oxalic acid to carbon monoxide.
How does sulphuric acid occur in nature?
CaCO3(s)→CaO(s) + CO2(g)
- 4FeS2(s)+11O2(g) →2Fe2O3(s)+ 8SO2(g)
2 Al(OH)3(s)→ Al2O3(s)+ 3H2O(g)()
CuS(s)+ CuSO4(aq) →2Cu(s)+ 2SO2(g)()