Chemistry
(a) Draw the structural formula for the following.
(1) 1,1-dichloroethane
(2) Butyne
(3) Ethan-1-al
(b) Name the following organic compounds in IUPAC system.

Organic Chemistry
7 Likes
Answer
(a) Structural formulae are shown below:
(1) 1,1-dichloroethane

(2) Butyne

(3) Ethan-1-al

(b) IUPAC names of the organic compounds are:
(1) 2-propanone
(2) 2,3-dimethyl butane
Answered By
4 Likes
Related Questions
The following diagram shows an experimental set up for the laboratory preparation of pungent choking gas. The gas is acidic in nature.

(a) Name the gas collected in the jar and write the balanced chemical equation for the above preparation.
(b) How is the gas purified?
(c) Write the reaction of the gas produced with magnesium and ammonia.
Complete the following by choosing the correct answers from the bracket.
(a) The tendency of an atom in a molecule to attract the shared pair of electrons towards itself is called …………… (electronegativity / electron affinity).
(b) Electrolysis of aqueous copper sulphate will form …………… (copper metal / copper (II) ions) at cathode.
(c) Quick lime is not used to dry HCl gas because it is …………… (alkaline/acidic) in nature.
(d) The fusible compound formed by the combination of flux and gangue is called …………….(mineral/slag).
(e) …………… (Hydrochloric acid/Acetic acid) is used in the digestion of proteins.
Draw the electron dot structure for the following.
(a) H2SO4
(b) CO2
Distinguish between the following as directed.
(a) Calcium nitrate and lead nitrate using NaOH.
(b) Ferrous chloride and ferric chloride using NH4OH.