(a) Give IUPAC names and formulae of an organic compound containing single bonds and the other containing a triple bond.(b) Which of the following is the molecular formula of benzene? C6 H6 , C6 H10 , C6 H12 , C6 H14 (c) Which of the two has a branched chain: isobutene or normal butane ?
(a) Methane contains a single bond. Its formula is CH4 .
Ethyne contains a triple bond. Its formula is C2 H2 .
(b) Benzen has a molecular formula of C6 H6 .
(c) Isobutene has a branched-chain.
Related Articles Two organic compounds A and B have the same molecular formula C6H12. Write the names and structural formulae:(a) if A is a cyclic compound(b) if B is an open chain compound(c) Which compound contains single bonds as well as a double bond?(d) Which compound contains only single bond?
You are given the following molecular formulae of some hydrocarbons:C5H8 ; C7H14 ; C6H6 ; C5H10 ; C7H12 ; C6H12 (a) Which formula represents cyclohexane as well as hexane? (b) Which formula represents benzene? (c) Which three formulae represent open chain unsaturated hydrocarbons having double bonds? (d) Which two formulae represent unsaturated hydrocarbons having triple bonds? (e) Which three formulae can represent cyclic hydrocarbons?
Give one example each of the following:(i) A molecule containing a single covalent bond (ii) A molecule containing a double covalent bond (iii) A molecule containing a triple covalent bond (iv) A compound containing an ionic bond
(a) Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory.(i) Give the name and formula of inorganic compound. (ii) Write the name and formula of organic compound formed. (b) Give the molecular formula of butane and mention the names of its two isomers. Name one fuel which contains both these isomers.
Which of the following hydrocarbons can decolourise bromine water and which cannot? Why?C6H12, C6H14, C6H10
A molecule of ammonia (NH3 ) has(a) only single bonds(b) only double bonds(c) only triple bonds(d) two double bonds and one single bond
(a) Write the name and formula of an organic compound containing a ketone functional group.(b) Write the names and formulae for the first three members of the homologous series of chloroalkanes. (c) How would you name the following compound? CH3-CH2-Br
(a) Draw the structures for the following compounds:(a) Propanone (b) Butanone (b) Write the IUPAC names of the following: (i) HCHO (ii) CH3CHO (iii) CH3CH2CHO (iv) CH3CH2CH2CHO (c) Which functional group is likely to be present in an organic compound having the molecular formula C4H10O? Write the formula of the organic compound.
Three organic compounds A, B and C have the following molecular formulae:A C4H8O2B C4H10OC C4H8O(a) Which compound contains an alcohol group? Write its name and structural formula.(b) Which compound contains a carboxyl group? Write its name and structural formula.(c) Which molecular formula can represent an aldehyde as well as a ketone? Write the names and structural formulae of the aldehyde and ketone represented by this molecular formula.
(a) Giving their structures, state the number of single bonds, double bonds and triple bonds(if any) following compounds:(i) ethyne (ii) ethene (iii)benzene (b) Write the molecular formula and structure of cyclohexane. How many covalent bonds are there in the molecule of cyclohexane?
(a) What is homologous series? Explain with an example.(b) State two characteristics of a homologous series. (c) The molecular formula of an organic compound is C18H36. Name its homologous series. (d) Select the hydrocarbons which belong to the same homologous series. Give the name of each series. CH4, C2H2 ,C3H4 ,C2H6 ,C4H10, C3H4, C3H6 . (e) What is meant by 'heteroatom'? Give examples. Write the names and formulae of two organic compounds containing different heteroatoms.
(a) Give the names and structural formulae of the next two higher homologues of methane.(b) The molecular formula of a hydrocarbon is C10H18. Name its homologous series. (c) Select the hydrocarbons which are members of the same homologous series. Give the name of each series. C5H10 ; C3H8 ; C6H10 ; C4H10 ; C7H12 ; C8H16.
Give the common names and IUPAC names of the following compounds:(a) HCOOH (b) CH3COOH
Name a carbon containing molecule which has two double bonds.
(a) Name one ionic compound containing chlorine and one covalent compound containing chlorine.(b) How will you find out which of the water soluble compound A or B is ionic?
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