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Popular Questions
- The structures of three hydrocarbons are given below.
- Assertion : Diamond does not conduct electricity Reason : Diamond has high refractive index.
- Compound X is a six carbon compound. when it is burnt, light is generated
- A compound has the formula H2Y (Y = Non-Metal)
- Assertion : Acetic acid is less acidic than alcohol Reason : The ion formed after the removal of proton
- The diagram shows the molecule, ethyl propanoate.
- A substance (x) be oxidised to acetic acid (CH3COOH)?
- Assertion : When ethanol is heated at 443 K Reason : Conc. H2SO4 acts as a dehydrating agent
- (i) The formula of an ester is CH3COOC2H5. (ii) (a) Mention the experimental conditions (b) Write the chemical equation for the ab..
- Give the reaction for the hydrogenation of unsaturated carbon compounds.
- Give reasons for the following.
- Consider the following statements related to diamond and graphite.
- "Carbon tetrachloride is not a good conductor of electricity".
- How would you name the following compounds?
- An organic acid X is a liquid which often freezes during winter time in cold countries.
- Complete the following reaction
- A mixture of oxygen and ethyne is used for welding.
- Name the gases evolved when ethanoic acid is added to sodium carbonate.
- A compound X on heating with excess conc. sulphuric acid at 443K gives an unsaturated compound Y.
- Define homologous series. Examine it with an example.
- Name the product formed when an organic acid and alcohol react in the presence of acid catalyst.
- (i) Complete the following reactions and name the main product formed in each case. (ii) Write the names of the following compound..
- Esters are sweet-smelling substances and are used in making perfumes.
- Name the ions whose presence makes the water hard.
- People use a variety of methods to wash clothes.
- Draw the possible isomers of the compound with molecular formula C3H6O and also give their electron dot structures.
- Some esters are added to food items for special smells.
- An organic compound A is a constituent of many medicines and used as an antifreeze and has the molecular formula C2H6O.
- An organic compound A on heating with conc.
- Why is conversion of ethanol to ethanoic acid an oxidation reaction?
- State the part of soap molecule that attaches it self to dirt when soap is dissolved in water.
- What is the homologous series?
- An organic compound x which is sometimes used as an antifreeze has the molecular formula C2H6O4
- Which of the following is not a property of carbon?
- Give the molecular formula and electron dot structure of ethyne and ethene.
- (i) Name the property of ethanol (ii) Name the organic compound (iii) Mention any two uses of alcohol in medicines.
- What would happen if graphene is heated in sufficient supply of air?
- (i) Why does carbon form largest number (ii) why are some of these called saturated (iii) Which one of these two is more reactive ..
- A reaction scheme is shown below
- What is the common name of this compound
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- Heredity and Evolution
- Light: Reflection and Refraction
- Human Eye and Colorful World
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- Magnetic Effect of Electric Current
- Sources of Energy
- Our Environment
- Management of Natural Resources
Popular Questions
- The structures of three hydrocarbons are given below.
- Assertion : Diamond does not conduct electricity Reason : Diamond has high refractive index.
- Compound X is a six carbon compound. when it is burnt, light is generated
- A compound has the formula H2Y (Y = Non-Metal)
- Assertion : Acetic acid is less acidic than alcohol Reason : The ion formed after the removal of proton
- The diagram shows the molecule, ethyl propanoate.
- A substance (x) be oxidised to acetic acid (CH3COOH)?
- Assertion : When ethanol is heated at 443 K Reason : Conc. H2SO4 acts as a dehydrating agent
- (i) The formula of an ester is CH3COOC2H5. (ii) (a) Mention the experimental conditions (b) Write the chemical equation for the ab..
- Give the reaction for the hydrogenation of unsaturated carbon compounds.
- Give reasons for the following.
- Consider the following statements related to diamond and graphite.
- "Carbon tetrachloride is not a good conductor of electricity".
- How would you name the following compounds?
- An organic acid X is a liquid which often freezes during winter time in cold countries.
- Complete the following reaction
- A mixture of oxygen and ethyne is used for welding.
- Name the gases evolved when ethanoic acid is added to sodium carbonate.
- A compound X on heating with excess conc. sulphuric acid at 443K gives an unsaturated compound Y.
- Define homologous series. Examine it with an example.
- Name the product formed when an organic acid and alcohol react in the presence of acid catalyst.
- (i) Complete the following reactions and name the main product formed in each case. (ii) Write the names of the following compound..
- Esters are sweet-smelling substances and are used in making perfumes.
- Name the ions whose presence makes the water hard.
- People use a variety of methods to wash clothes.
- Draw the possible isomers of the compound with molecular formula C3H6O and also give their electron dot structures.
- Some esters are added to food items for special smells.
- An organic compound A is a constituent of many medicines and used as an antifreeze and has the molecular formula C2H6O.
- An organic compound A on heating with conc.
- Why is conversion of ethanol to ethanoic acid an oxidation reaction?
- State the part of soap molecule that attaches it self to dirt when soap is dissolved in water.
- What is the homologous series?
- An organic compound x which is sometimes used as an antifreeze has the molecular formula C2H6O4
- Which of the following is not a property of carbon?
- Give the molecular formula and electron dot structure of ethyne and ethene.
- (i) Name the property of ethanol (ii) Name the organic compound (iii) Mention any two uses of alcohol in medicines.
- What would happen if graphene is heated in sufficient supply of air?
- (i) Why does carbon form largest number (ii) why are some of these called saturated (iii) Which one of these two is more reactive ..
- A reaction scheme is shown below
- What is the common name of this compound