Alkenes
Bayani Gaba-gaba
While alkanes are the backbone of fuels, alkenes are the backbone of the chemical industry. Their carbon-carbon double bond makes them far more reactive, and this reactivity is what allows chemists to build plastics, make ethanol, and create countless everyday materials.
In this lesson you will learn the general formula for alkenes, why they are called unsaturated hydrocarbons, how to draw and name them, and how the bromine water test distinguishes them from alkanes.
Manufura
- Know that alkenes contain the functional group C=C
- Know the general formula for alkenes
- Explain why alkenes are classified as unsaturated hydrocarbons
- Understand how to draw the structural and displayed formulae for alkenes with up to four carbon atoms in the molecule, and name the unbranched-chain isomers
- Describe how bromine water can be used to distinguish between an alkane and an alkene
Takardar Darasi
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Zazzage manhajar Green Bridge CBT a wayar ka ko kwamfyuta ka don samun cikakkiyar bayanan darasi, tambayoyin aiki, da ƙari.
Nazarin Darasi
Barka da kammala darasi akan Alkenes. Yanzu da kuka bincika mahimman raayoyi da raayoyi, lokaci yayi da zaku gwada ilimin ku. Wannan sashe yana ba da ayyuka iri-iri Tambayoyin da aka tsara don ƙarfafa fahimtar ku da kuma taimaka muku auna fahimtar ku game da kayan.
Za ka gamu da haɗe-haɗen nau'ikan tambayoyi, ciki har da tambayoyin zaɓi da yawa, tambayoyin gajeren amsa, da tambayoyin rubutu. Kowace tambaya an ƙirƙira ta da kyau don auna fannoni daban-daban na iliminka da ƙwarewar tunani mai zurfi.
Yi wannan ɓangaren na kimantawa a matsayin wata dama don ƙarfafa fahimtarka kan batun kuma don gano duk wani yanki da kake buƙatar ƙarin karatu. Kada ka yanke ƙauna da duk wani ƙalubale da ka fuskanta; maimakon haka, ka kallesu a matsayin damar haɓaka da ingantawa.
- The general formula for alkenes is: A) CnH2n+2 B) CnH2n C) CnH2n-2 D) CnHn+2 Answer: B
- Alkenes are described as unsaturated because they: A) Dissolve in water B) Contain only single bonds C) Contain a C=C double bond D) Are gases at room temperature Answer: C
- When ethene reacts with bromine water, the bromine water: A) Turns blue B) Stays orange C) Is decolourised D) Turns red Answer: C
- The reaction between an alkene and bromine is an example of: A) Combustion B) Decomposition C) Addition reaction D) Neutralisation Answer: C
- Which of these is the molecular formula for propene? A) C3H8 B) C3H6 C) C2H4 D) C4H8 Answer: B
Akwai a cikin manhajar Green Bridge
Zazzage manhajar Green Bridge CBT a wayar ka ko kwamfyuta ka don samun cikakkiyar bayanan darasi, tambayoyin aiki, da ƙari.
Akwai a cikin manhajar Green Bridge
Zazzage manhajar Green Bridge CBT a wayar ka ko kwamfyuta ka don samun cikakkiyar bayanan darasi, tambayoyin aiki, da ƙari.
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Yi Aikin Tambayoyin Gwaji
Kana son yin aikin tambayoyin gwaji kan Alkenes? Sauke manhajar Green Bridge CBT don samun tambayoyin gwaji da cikakkun jarrabawa akan wannan batu.
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