Some Compounds Of Industrial Importance — Formula Sheet
Kerala Board · Class 10 · Chemistry
5 formulas from Some Compounds Of Industrial Importance (Kerala Board Class 10 Chemistry) on one page, grouped by topic.
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Formulas and Key Relations
Ammonia (NH₃) and Haber Process
Laboratory preparation
2NH₄Cl + Ca(OH)₂ → CaCl₂ + 2H₂O + 2NH₃
Sulphuric Acid (H₂SO₄) and Contact Process
Step 1
S + O₂ → SO₂ (burning sulphur)
Hydrochloric Acid (HCl) and Properties
Strong monobasic acid
HCl → H⁺ + Cl⁻
Industrial preparation
H₂ + Cl₂ → 2HCl (direct combination)
Key relations
Manufacturing involves
(1) S + O₂ → SO₂, (2) 2SO₂ + O₂ → 2SO₃ (with V₂O₅ catalyst), (3) SO₃ + H₂SO₄ → H₂S₂O₇ (oleum), (4) H₂S₂O₇ + H₂O → 2H₂SO₄.
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Sources & Official References
- Kerala Board of Public Examinations — keralapareekshabhavan.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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