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Which elements does this compound contain?

Chemistry

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Hapa kuna majibu kwa swali la 3(a):

a) Andika fomula ya molekuli na jina la IUPAC kwa kila cycloalkane. Vikundi mbadala vipewe majina ya kawaida inapobidi.

  1. Tambua muundo (i)

    Muundo (i) ni pete ya cyclopentane yenye kikundi cha ethyl kilichounganishwa.

    • Fomula ya molekuli: Kuna kaboni 5 kwenye pete na kaboni 2 kwenye kikundi cha ethyl, jumla ya kaboni 7. Kwa cycloalkane, fomula ya jumla ni CnH2nC_nH_{2n}. Hivyo, C7H14C_7H_{14}.

    • Jina la IUPAC: Kikundi cha ethyl kimeunganishwa na cyclopentane.

      • Fomula ya molekuli: C7H14\boxed{C_7H_{14}}
      • Jina la IUPAC: Ethylcyclopentane\boxed{\text{Ethylcyclopentane}}
  2. Tambua muundo (ii)

    Muundo (ii) ni pete ya cyclohexane yenye kikundi cha tert-butyl kilichounganishwa.

    • Fomula ya molekuli: Kuna kaboni 6 kwenye pete na kaboni 4 kwenye kikundi cha tert-butyl, jumla ya kaboni 10. Kwa cycloalkane, fomula ya jumla ni CnH2nC_nH_{2n}. Hivyo, C10H20C_{10}H_{20}.

    • Jina la IUPAC: Kikundi cha tert-butyl kimeunganishwa na cyclohexane. Jina la kawaida "tert-butyl" linaruhusiwa.

      • Fomula ya molekuli: C10H20\boxed{C_{10}H_{20}}
      • Jina la IUPAC: tert-Butylcyclohexane\boxed{\text{tert-Butylcyclohexane}}
  3. Tambua muundo (iii)

    Muundo (iii) ni pete ya cyclooctane yenye vikundi viwili vya isopropyl vilivyounganishwa. Vikundi hivi viko kwenye nafasi 1 na 3.

    • Fomula ya molekuli: Kuna kaboni 8 kwenye pete na kaboni 3 kwa kila kikundi cha isopropyl (jumla ya 2×3=62 \times 3 = 6 kaboni), jumla ya kaboni 14. Kwa cycloalkane, fomula ya jumla ni CnH2nC_nH_{2n}. Hivyo, C14H28C_{14}H_{28}.

    • Jina la IUPAC: Vikundi viwili vya isopropyl vimeunganishwa na cyclooctane.

      • Fomula ya molekuli: C14H28\boxed{C_{14}H_{28}}
      • Jina la IUPAC: 1,3-Diisopropylcyclooctane\boxed{\text{1,3-Diisopropylcyclooctane}}
  4. Tambua muundo (iv)

    Muundo (iv) ni pete ya cyclobutane yenye kikundi cha isopropyl kilichounganishwa.

    • Fomula ya molekuli: Kuna kaboni 4 kwenye pete na kaboni 3 kwenye kikundi cha isopropyl, jumla ya kaboni 7. Kwa cycloalkane, fomula ya jumla ni CnH2nC_nH_{2n}. Hivyo, C7H14C_7H_{14}.

    • Jina la IUPAC: Kikundi cha isopropyl kimeunganishwa na cyclobutane. Jina la kawaida "isopropyl" linaruhusiwa.

      • Fomula ya molekuli: C7H14\boxed{C_7H_{14}}
      • Jina la IUPAC: Isopropylcyclobutane\boxed{\text{Isopropylcyclobutane}}
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