Ethene undergoes which type of reaction with bromine water?
A. Dehydration
B. Substitution
C. Oxidation
D. Addition
Answer: Option D
Solution (By JKSSB Mock Tests)
Ethene (C₂H₄) adds Br₂ across the double bond to form 1,2-dibromoethane. Bromine water decolorizes, a test for unsaturation. Alkanes undergo substitution.
Explanation:
Sodium lauryl sulfate (CH₃(CH₂)₁₁OSO₃Na) is a synthetic detergent with a sulfate group. Sodium stearate and potassium palmitate are soaps (carboxylate salts). Calcium oleate is soap scum.
Explanation:
Ductility is the property of metals by which they can be drawn into thin wires. Gold, silver, and copper are highly ductile. Malleability is the ability to be beaten into thin sheets. Sonority is the property of producing a ringing sound when struck. Conductivity refers to heat or electricity.
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