Discy Latest Questions
Participate in Poll, Choose Your Answer.
1. What is LGP? 2. Why LPG is called liquefied petroleum gas? 3. Is LPG liquid or gas? 4. Is LPG a fossil ...Read more
What are saturated and non saturated hydrocarbons ? Write down the general formula for alkanes , alkenes and alkynes ? What are general methods of preparation of them? State down the following using a chemical reaction: Birch reduction Wurtz reaction Frankland’s reaction Explain the following : Grignard reagent. Clemmensen’s ...Read more
What is the lewis dot structure? What is the electron dot structure? Explain the lewis dot structure of any one element? Explain single electron bond, double electron bond and triple electron dot in lewis dot structure? Why is the Lewis dot structure ...Read more
Enlist difference between Sol, Solution, and Suspension based upon the following categories : Tyndall Effect Size of particles Visibility Diffusion Stability Appearance Type of Mixture Settling Also write down some basic examples of sol, solution, and suspension. Explain the formation of sol, solution, and suspension in brief.
Enlist down one example of the centrifugation process. Where is the centrifugation process used? What is a distillation and why is it used? What is Sublimation and why is it used? What is filtration and why is it used? What is camphor? Enlist down the techniques ...Read more
Explain differences between homogeneous mixture and heterogeneous mixture. What is meant by irregular and uniform composition ? What are some examples of Homogeneous and Heterogeneous mixtures? How to detect presence of a Homogeneous and Heterogeneous mixture in a solution? Following are some mixtures : wood vinegar soil filtered ...Read more
What are colloids and how are they different from solutions and suspensions ? Enlist down some characteristics of colloidal solutions. Which type of mixtures are colloids and why? What is two phase system in colloids ? Differ between colloids and true solutions with respect ...Read more