Chemistry
Identify only the anion present in the following compound:
(a) The compound on heating produces a colourless, odourless gas which turns lime water milky and has no effect on acidified potassium dichromate solution.
(b) The solution of the compound which on treating with concentrated sulphuric acid and freshly prepared ferrous sulphate solution produces a brown ring.
Related Questions
(a) Give the IUPAC names of the organic compounds represented by the structural formulae given below:
(b) Draw the structural diagram for the following organic compounds:
- 3-methyl pentane
- propyne
- methanal
Rewrite the following statements by adding the correct word as shown in the example:
Example:
Given Statement: Ammonia changes moist red litmus to blue.
Correct Statement: Aqueous ammonia changes moist red litmus to blue.
(a) Sulphuric acid acts as a dehydrating agent.
(b) Ammonia reacts with chlorine to give ammonium chloride and nitrogen.
Mohan has three solutions P, Q and R having a pH of 13, 5 and 2 respectively. Which of the above solutions P, Q or R:
(a) will react with Magnesium to liberate hydrogen gas?
(b) will liberate ammonia gas when it reacts with ammonium chloride?
(c) will contain molecules as well as ions?
The following table is related to an Industrial process of an acid.
Name of the process Reactant Catalyst Final product (a) SO2 + O2 (b) (c) Identify (a), (b) and (c).