Chemistry
The empirical formula and molecular mass of a compound are CH2O and 180 g respectively. What will be the molecular formula of the compound?
Related Questions
(a) List any two uses of ammonia.
(b) Give the balanced equations for the following conversions
- Ammonia solution to an amphoteric hydroxide
- Ammonia to brown gas
Identify the functional group in the following organic compounds.
Choose the most appropriate option from the following list of elements which fit in the description. Each option may be used only once.
[Aluminium, helium, carbon, phosphorous, sodium, potassium, argon, hydrogen]
(a) An element with variable (more than one) valency and stored in water.
(b) An element present in period 3 and group I of the periodic table.
(c) An element which is an inert gas with atomic number 2.
Give balanced equations for the following:
(a) Preparation of ethane from iodomethane.
(b) Preparation of ethyne from calcium carbide.
(c) Preparation of ethene from ethanol.