Chemistry
Fill in the blanks with the correct words from the brackets:
Generally ionic compounds exist in (i) …………… [solid/liquid/gas] state. Melting and boiling points of covalent compounds are generally (ii) …………… [low/high]. The general formula for alkane is (iii) …………… (CnH2n/CnH2n-2/CnH2n+2). For alkynes the general formula is (iv) …………… (CnH2n/ CnH2n-2/CnH2n+2)
Related Questions
Identity 'S' : Reddish brown liquid 'S' is dissolved in water. When ethyne is passed through it, turns colourless.
Give chemical equation for :
(i) The laboratory preparation of methane from sodium acetate.
(ii) The reaction of one mole of ethene with one mole of chlorine gas.
(iii) The preparation of ethyne from 1, 2 – dibromoethane.
Find the odd one out in each case and explain your choice.
(i) C3H8 , C5H10, C2H6, CH4
(ii) Formic acid, Nitric acid, Acetic acid, Propanoic acid.
How are the following conversions carried out:
(i) Ethyl chloride to Ethyl alcohol.
(ii) Ethyl chloride to Ethene.
(iii) Ethene to Ethyl alcohol.
(iv) Ethyl alcohol to Ethene.