Cutubka 1, isku day
Which of the following compounds is inorganic?
Riix doorasho si aad jawaabta u aragto.
Isugu diyaari imtixaanka qaranka ee Form 4 Chemistry adigoo isticmaalaya 2,240 su'aalood oo laga qoray buugga dugsiga, cutub cutub. Ku tababaro cutubyada aad doorato iyadoo jawaab kasta la sharxayo, ama gal imtixaan buuxa oo waqti leh oo si daacad ah u arag inaad diyaar tahay.
Waxa aad helayso
- Su'aal laba jeer lama siinayo: Waxaa lagu siinayaa su'aalo cusub ilaa aad dhammaantood aragto. Markaas kadib ayay kuwii aad khaldday soo noqonayaan.
- Jawaab kasta waa la sharxay: Sabab gaaban oo jawaab kasta la socota, iyo bogga buugga ee aad dib u akhrinayso.
- Imtixaan buuxa oo waqti leh: Su'aalo buugga oo dhan ka yimid oo saacaddu socoto, jawaabna lama tusayo ilaa aad gudbiso.
- Qiimayn daacad ah: Diyaar, dhow ama weli maya, cutub kasta. Waxaa la bixinayaa oo keliya markaad ka jawaabto in ku filan oo macno samaynaysa.
Cutubyada iyo casharrada
Casharka 1: Introduction to hydrocarbons
- Organic and inorganic substances
- Definition of hydrocarbons
- Sources and uses of hydrocarbons
Casharka 2: Classification of hydrocarbons
- Classification on the basis of bond
- Classification on the basis of structure
- Classification on the basis of sources and properties
- Experiment 1: bromine water and potassium permanganate
Casharka 3: Alkanes (Paraffins)
- Definition and structure of alkanes
- Methane
- Classification of alkanes
- Alkyl groups
- Nomenclature of alkanes
- Isomerism in alkanes
- Physical properties of alkanes
- Chemical properties of alkanes
- General methods of preparation of alkanes
- Uses of alkanes
- Cycloalkanes
- Chapter review questions
Casharka 4: Alkenes (Olefins)
- Definition and general formula of alkenes
- Classification of alkenes
- Nomenclature of alkenes
- Isomerism in alkenes
- General methods of preparation of alkenes
- General methods of preparation of alkenes
- Physical properties of alkenes
- Chemical properties of alkenes
- Uses of alkenes
- Chapter review questions
Casharka 5: Alkynes (acetylene)
- Definition of alkynes
- Nomenclature of alkynes
- Isomerism in alkynes
- General methods of preparation of alkynes
- Physical properties of alkynes
- Chemical properties of alkynes
- Uses of alkynes
- Chapter review questions
Casharka 6: Aromatics
- Aromatic hydrocarbons
- Benzene and its structure
- Classification of benzene
- Nomenclature of benzene
- Chemical properties of benzene
- Uses of benzene
- Chapter review questions
Casharka 1: Introduction to Functional Group
- Introduction to functional group
Casharka 2: Alcohols
- Definition of alcohols
- Classification of alcohols
- Experiment 1: Test for primary and secondary alcohols
- Nomenclature of alcohols
- Drawing the structure of alcohols
- Isomerism in alcohols
- Preparation of alcohols
- Physical properties of alcohols
- Reactions of alcohols
- Uses of alcohols
- Chapter review questions
Casharka 3: Phenols
- Definition of phenols
- Experiment 2: Test for phenols
- Classification of phenols
- Nomenclature of phenols
- Physical properties of phenols
- Reactions of phenols
- Uses of phenols
Casharka 4: Ethers
- Definition of ethers
- Classification of ethers
- Nomenclature of ethers
- Isomerism in ethers
- Preparation of ethers
- Physical properties of ethers
- Chemical properties of ethers
- Uses of ethers
- Chapter review questions
Casharka 1: Aldehydes and ketones
- Test for aldehydes (Benedict's test)
- Nomenclature of aldehydes
- Nomenclature of ketones
- Physical properties of aldehydes and ketones
- Preparation of aldehydes and ketones
- Reactions of aldehydes and ketones
- Uses of aldehydes and ketones
- Chapter review questions
Casharka 2: Carboxylic acids
- Test for carboxylic acids
- Classification of carboxylic acids
- Nomenclature of carboxylic acids
- Preparation of carboxylic acids
- Physical properties of carboxylic acids
- Reactions of carboxylic acids
- Uses of carboxylic acids
Casharka 1: Introduction to biochemistry
- Biomolecules
- Fields of biochemistry
Casharka 2: Carbohydrates
- Classification of carbohydrates
- Monosaccharide
- Classification of monosaccharide
- Structure of monosaccharide
- Oligosaccharides
- Polysaccharides
- Function of carbohydrates
- Chapter review
Casharka 3: Proteins
- Amino acids
- Classification of amino acids
- Structure of proteins
- Biological importance of proteins
- Chapter review
Casharka 4: Lipids
- Lipids
- Test for the presence of lipids
- Classification of lipids
- Simple lipids
- Compound lipids
- Derived lipids
- Importance of lipids
- Chapter review
Casharka 5: Nucleic Acids
- Nucleic acids
- Structure of nucleic acids
- Functions of nucleic acids
- Chapter review
Casharka 1: Introduction to p-block elements
- Introduction to p-block elements
Casharka 2: Group 13 Boron family
- Group 13 boron family
- Electronic configuration of boron family
- Physical properties of boron family
- Chemical properties of boron family
- Uses of boron family
Casharka 3: Group 14 Carbon family
- Group 14 carbon family
- Electronic configuration of carbon family
- Physical properties of carbon family
- Chemical properties of carbon family
- Uses of carbon family
Casharka 4: Group 15 Nitrogen family
- Group 15 nitrogen family
- Electronic configuration of nitrogen family
- Physical properties of nitrogen family
- Chemical properties of nitrogen family
- Uses of nitrogen family
Casharka 5: Group 16 Oxygen family
- Group 16 oxygen family
- Electronic configuration of oxygen family
- Physical properties of oxygen family
- Chemical properties of oxygen family
- Uses of oxygen family
Casharka 6: Group 17 Halogens
- Group 17 halogens
- Electronic configuration of halogens
- Physical properties of halogens
- Chemical properties of halogens
- Reaction of halogens with water
- Uses of halogens
- Chapter review
Casharka 7: Group 18: Noble Gases
- Group 18: noble gases
- Electronic configuration of noble gases
- Physical properties of noble gases
- Chemical properties of noble gases
- Uses of noble gases
- Chapter review
Casharka 1: Introduction to Chemical Kinetics
- Introduction
Casharka 2: Rates of Chemical Reactions
- Experiment 1: average rate of reaction
- Reaction rate
- Worked examples
Casharka 3: Reaction Rate Stoichiometry
- Reaction rate stoichiometry
- Worked examples
Casharka 4: Factors Affecting Reaction Rates
- Nature of reactants
- Temperature
- Concentration
- Surface area
- Catalyst
- Activation energy
Casharka 5: Reaction Rate Law and Order of Reactions
- Rate law
- Rate constant
- Order of a reaction
Casharka 6: Collision Theory
- Conditions for a reaction
- Collision theory
- Activation energy
Casharka 7: Mechanism of Reaction
- Mechanism of reaction
- Intermediate
Casharka 1: Reversible Reactions and Equilibrium
- Reversible and irreversible reactions
Casharka 2: What is Chemical Equilibrium?
- Chemical equilibrium
- Conditions for equilibrium
Casharka 3: Types of Chemical Equilibrium
- Homogeneous equilibrium
- Heterogeneous equilibrium
Casharka 4: The Equilibrium Constant
- Equilibrium constant expression
- Magnitude of Kc
Casharka 5: Calculating Equilibrium Constants, Kc
- Calculating Kc
- Calculating equilibrium concentrations
Casharka 6: Calculating Equilibrium Concentrations
- ICE method
Casharka 7: The Reaction Quotient
- Comparing Q and K
Casharka 8: Factors Affecting Chemical Equilibrium
- Le Chatelier's principle
- The effect of change in concentration
- The effect of change in volume or pressure
- The effect of changes in temperature
- Chapter review questions
Casharka 1: Introduction
- Nuclear chemistry
- Discovery of radiation
- Comparison of chemical and nuclear reactions
Casharka 2: The Nucleus
- Particles of the nucleus
- Mass defect
- Nuclear binding energy
Casharka 3: Half-life of Radioactive Isotopes
- Half-life
- Half-lives of some radioactive isotopes
Casharka 4: Nuclear Radiations
- Physical forms of radiation
- Radioactive decay
- Nuclear fission
- Ionizing radiation
- Penetrating ability
Casharka 5: Nuclear Reactions
- Nuclear fission reaction
- Nuclear fission chain reaction
- Nuclear fusion
- Radioactive or nuclear decay
- Nuclear transmutation
Casharka 6: Applications of Nuclear Chemistry
- Applications of nuclear chemistry
- Chapter review questions
Imtixaanadii qaranka ee hore
Imtixaanadii dhabta ahaa ee qaranka Fasalka 4aad ee sannadihii hore. Ku gal adigoo waqti leh, kadibna arag jawaab kasta iyo sharaxeeda.
- Imtixaanka qaranka 2024/202569 su'aalood, 100 dhibcood, 120 daqiiqo
- Imtixaanka qaranka 202470 su'aalood, 100 dhibcood, 120 daqiiqo
- Imtixaanka qaranka 202242 su'aalood, 100 dhibcood, 120 daqiiqo
- Imtixaanka qaranka 202145 su'aalood, 100 dhibcood, 120 daqiiqo
- Imtixaanka qaranka 202046 su'aalood, 100 dhibcood, 120 daqiiqo
- Imtixaanka qaranka 201844 su'aalood, 100 dhibcood, 120 daqiiqo
Waxa ugu badan ee imtixaanka qaranka laga keeno
Cutubyada imtixaanadii hore ay wax badan ka weydiiyeen, marka loo eego dhibcaha. Kuwan horta dib u eeg.
- Cutubka 1. Hydrocarbons115 dhibcood
6 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2022, 2024, 2024/2025
- Cutubka 2. Alcohols, Phenols and Ethers100.5 dhibcood
6 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2022, 2024, 2024/2025
- Cutubka 5. P-Block Elements79 dhibcood
5 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2024, 2024/2025
- Cutubka 7. Chemical Equilibrium73 dhibcood
6 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2022, 2024, 2024/2025
- Cutubka 4. Biochemistry62.5 dhibcood
6 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2022, 2024, 2024/2025
- Cutubka 8. Introduction to Nuclear Chemistry62 dhibcood
5 ka mid ah 6 imtixaan: 2018, 2021, 2022, 2024, 2024/2025
- Cutubka 6. Chemical Kinetics61 dhibcood
5 ka mid ah 6 imtixaan: 2020, 2021, 2022, 2024, 2024/2025
- Cutubka 3. Aldehydes, Ketones and Carboxylic Acids47 dhibcood
6 ka mid ah 6 imtixaan: 2018, 2020, 2021, 2022, 2024, 2024/2025
Koorso la socota maaddadan
Cilmiga Dawada
Kimistarigu wuxuu kuu horseedaa farmashiye iyo caafimaad: baro sida daawooyinku u shaqeeyaan.
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Tababarku waa bilaash, koorso qaado ama ha qaadan.
Su'aalo tusaale ah
Cutubka 2, isku day
In bromoethane, CH3-CH2-Br, which part is the functional group?
Riix doorasho si aad jawaabta u aragto.
Cutubka 3, isku day
In the general structure of a ketone, what is attached to the carbonyl carbon?
Riix doorasho si aad jawaabta u aragto.
Cutubka 4, isku day
Which field of biochemistry is the study of the structure of biomolecules?
Riix doorasho si aad jawaabta u aragto.
Su'aalaha ardaydu weydiiyaan
Isu diyaarinta imtixaanku run ahaantii ma bilaash baa?
Haa. Tababarka iyo imtixaanka buuxa ee waqtiga leh waa bilaash, bilaashna way ahaanayaan. Waxaad u baahan tahay oo keliya akoon bilaash ah, si jawaabahaaga iyo horumarkaaga loo kaydiyo.
Su'aaluhu xaggee ka yimaadeen?
Su'aal kasta waxaa laga qoray buugga ardayga ee Fasalka 4aad ee dugsiyada laga dhigo, cutub cutub iyo cashar cashar. Jawaab kastaa waxay tusaysaa bogga buugga ay ka timid, si aad ugu noqoto oo aad u akhrido.
Kuwani ma imtixaanno hore baa?
Maya. Kuwani waa su'aalo tababar oo raacaya buugga, ma aha nuqullo imtixaannadii hore ee dowladda. Waxay kugu tababarayaan wax kasta oo buuggu daboolo, si aad maaddada u taqaanno wax kasta oo lagu weydiiyo.
Ma arki doonaa isla su'aasha mar kale?
Maya, ilaa lagu siiyo su'aal kasta oo ku jirta cutubyada aad dooratay. Intaas kadib, kuwii aad khaldday ayaa marka hore soo noqonaya.
Sideen ku ogaanayaa inaan diyaar ahay?
Markaad 20 su'aalood ka jawaabto cutub, waxaa lagu siinayaa qiimayn cutubkaas. Diyaar waxaa loola jeedaa 75 boqolkiiba ama ka badan cutub kasta, ma aha celcelis fiican oo keliya. Imtixaanka buuxa ee waqtiga leh wuxuu ku tusayaa sida aad tahay xaaladda imtixaanka.
Ma ku isticmaali karaa taleefankayga?
Haa. Wuxuu ka shaqeeyaa browser-ka taleefan kasta. Ma jiraan muuqaallo la soo dejinayo: su'aal, doorashooyinkeeda iyo sharaxaadda.
Ma inaan koorso iibsado baa?
Maya. Tababarku kuma xirna koorso. Mararka qaar waxaan kuu soo jeedinaynaa hal koorso oo ku habboon sida aad tahay. Waad iska dhaafi kartaa.
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