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Ethyl acetate when reduced with HI and red phosphorus gives

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Important Questions on Hydrocarbons

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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
A sample of 4.5mg of an unknown monohydric alcohol, R-OH was added to methylmagnesium iodide. A gas is evolved and is collected and its volume measured to be 3.1 mL. The molecular weight of the unknown alcohol is g/mol.
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Write a short note on 'Wurtz reaction'.
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Reaction of sodium acetate with soda lime will produce which of the following?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
A 100 mL solution of CH3CH2MgBr on treatment with methanol produces 2.24 mL of a gas at STP. The weight of gas produced is____mg (nearest integer)
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
How many gram of sodium (atomic mass 23 u) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Hydrocarbon A reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to a gaseous hydrocarbon containing less than four carbon atoms, A is
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes

Which of the following reactions is used for producing symmetrical alkane with double carbon atoms?

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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
If a mixture of iodomethane and iodoethane is treated with sodium metal in presence of dry ether it forms
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which of the following alkane cannot be made in good yield by Wurtz reaction?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which one of the following reactions gives the product with less number of carbon atoms than the starting material?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
The gas evolved on heating CH3MgBr in methanol is:
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which of the following reactions produce(s) propane as a major product?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes

The aldehydes which will not form Grignard product with one equivalent of Grignard reagents are
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Give the major product of the following sequence of reaction

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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which of the following can be used for the perpendicular of propane?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which of the following is Wurtz-Fittig reaction?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
In the reaction,

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The compound (C) is?
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
CH3-CH2-Cl⟶2Li×⟶CuIY⟶CH3-ClZ;  Final product Z is:
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
When carboxylic acid reacts with red P and HI, the product formed will be
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Chemistry>Organic Chemistry>Hydrocarbons>Some Other Methods of Preparation of Alkanes
Which of the following compounds react with ethyl magnesium bromide and also decolourizes bromine water solution?