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प्रश्न
Draw the electron dot structures for F2.
उत्तर
OR
F – F
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संबंधित प्रश्न
Define Unsaturated hydrocarbon.
Explain in brief two main reasons for carbon forming a large number of compounds.
Why are certain compounds called hydrocarbons? Write the general formula for homologous series of alkanes, alkenes and alkynes and also draw the structure of the first member of each series. Write the name of the reaction that converts alkenes into alkanes and also write a chemical equation to show the necessary conditions for the reaction to occur.
Write the name and structure of a saturated compound in which the carbon atoms are arranged in a ring. Give the number of single bonds present in this compound.
Write a short note on Catenation.
Write the electron-dot structures for ethyne.
How many isomers of the following hydrocharbons are possible?
C3H8
An unsaturated hydrocarbon having a triple covalent bond has 50 hydrogen atoms in its molecule. The number of carbon atoms in its molecule will be:
(a) 24
(b) 25
(c) 26
(d) 28
You are given the following molecular formulae of some hydrocarbons:
C5H8; C7H14; C6H6; C5H10; C7H12; C6H12
Which two formulae represent unsaturated hydrocarbons having triple bonds?
Which of the following will give addition reaction and why?
C4H10, C2H6, C2H4, CH4, C3H8, C3H4
What is added to groundnut oil when it is to be converted to vanaspati ghee?
Which of the two is better for our health : butter or vegetable oil? Why?
Explain the following reaction with balanced chemical equation:
Calcium reacts with water.
Structural formula of ethyne is
Name the functional groups present in the following compounds
- CH3 CO CH2 CH2 CH2 CH3
- CH3 CH2 CH2 COOH
- CH3 CH2 CH2 CH2 CHO
- CH3 CH2 OH
Unsaturated hydrocarbons contain multiple bonds between the two C-atoms and show addition reactions. Give the test to distinguish ethane from ethene.
