How can you differentiate between ethane and ethene?

No.17. How can you differentiate between ethane and ethene? Answer. Ethane and ethene can be identified by KMnO4 test. Ethene decolorizes the pink colour of acidified dilute solution of potassium permanganate .While ethane do not give this test. 3CH2=CH2    +   Read More …

Justify that alkanes give substitution reactions.

  No.12. Justify that alkanes give substitution reactions. Answer. Alkanes give only substitution reactions. A reaction in which one or more hydrogen atoms of a saturated compound are replaced with some other atoms like halogen is called a substitution reaction. Read More …

Differentiate between saturated and unsaturated hydrocarbons.

ANSWERS TO THE SHORT QUESTIONS. No.1. Differentiate between saturated and unsaturated hydrocarbons. Answer. The compounds in which all the four valences of carbon atoms are fully satisfied (saturated) by single bonds with other carbon and hydrogen atoms are called saturated Read More …

How many water of crystallizations are present in CuSO4.5H2O and CaSO4.2H2O?

No. iv. How many water of crystallizations are present in CuSO4.5H2O and CaSO4.2H2O? Answer.    CuSO4.    5H20   consists   of   5   molecules   of   water   of crystallization. CaSO4. 2H2O consists of 2 molecules of water of crystallization.   No. v. Name the type Read More …