Categories
Chemistry

First organic compound synthesized in laboratory was ——– ?

  1. tartaric acid
  2. ethyl alcohol
  3. methanol
  4. urea
Categories
Chemistry

Isomerism which is present only in alkene is——— ?

  1. structural isomerism
  2. metamerism
  3. cis-trans isomerism
  4. both b and c
Categories
Chemistry

Methane is used in power generation in chemical industries being a——– ?

  1. natural gas
  2. good caloric value
  3. cheaper
  4. All
Categories
Chemistry

Chemical properties of first member of homologous series with respect to other members are—— ?

  1. same
  2. different
  3. depends upon number of C atoms
  4. depends upon number of H atoms
Categories
Chemistry

According to vital force theory——— ?

  1. Oorganic compounds can be synthesized from inorganic compounds
  2. organic compounds cannot be synthesized from inorganic compounds
  3. organic compounds can be synthesized by animals
  4. organic compounds can be synthesized by plants
Categories
Chemistry

Which one does not exhibit aldol condensation———- ?

  1. Ethanal
  2. Acetone
  3. Benzaldehyde
  4. Butanone
Categories
Chemistry

When toluene reacts with chlorine in sunlight the first major product is——- ?

  1. Benzy1 chloride
  2. Benzal dichloride
  3. O-chlorotoluene
  4. O-chlorotoluene and P-chlorotoluene
Categories
Chemistry

Stronger is the oxidizing agent greater is the——— ?

  1. Oxidation potential
  2. Redox potential
  3. e.m.f of cell
  4. standard reduction potential
Categories
Chemistry

< The gas used in manufacturing of urea fertilizer--------- ?

  1. C2H6
  2. C2H4
  3. C2H2
  4. CH4
Categories
Chemistry

A limiting reactant is one which———– ?

  1. is taken in lesser quantity in grams as compared to other reactants
  2. is taken in lesser quantity in volume as compared to other reactants
  3. gives the maximum amount of the product which is required
  4. gives the minimum amount of the product under consideration