Chemistry for Engineering: Nuclear, Organic & Applications
A comprehensive test covering nuclear chemistry (radioactive isotopes, reactor operations), organic chemistry (fatty acids, disinfectants), and engineering applications. Ideal for engineering aspirants seeking to master advanced chemical concepts.
Questions
The osmotic pressure of 5% sol of sucrose (M.M = 342) at 150 0 C, is
- 5.07 atm
- 5.007 atm
- 50.07 atm
- 500.07 atm
In endosmosis, the volume of solution
- decreases
- increases
- remains same
- first increases then decreases
The reaction 2A $\to$ 2B + C obeys second order rate law. When the partial pressure of A is doubled, the rate would
- remain unchanged
- get doubled
- become four times the original
- reduce to half
The diazonium salt decomposes as, C6H5N2+Cl- $\to$ C6H5Cl + N2. At 00 C, the evolution of nitrogen becomes two times faster when the initial concentration of the salt doubles. Therefore, it is a
- first order reaction
- second order reaction
- third order reaction
- zero order reaction
Which radioactive isotope being potentially used in gamma radiography?
- Zinc-65
- Ytterbium-169
- Thallium-204
- Iridium-192
Which radioactive isotope is being potentially used in colon transit studies?
- Thallium-201
- Rubidium-82
- Indium-111
- Gallium-67
Which among the following acids is not used in the production of cosmetics?
- Arachidic acid
- Stearic acid
- Palmitic acid
- Myristic acid
Which among the following acids is found in the milk of mammals?
- Tridecylic acid
- Lauric acid
- Caprylic acid
- Valeric acid
The carboxylic acid present in vomit is
- butyric acid
- propanoic acid
- acetic acid
- formic acid
Which of the following are the nonclassic eicosanoids?
- Isofurans
- Neurofurans
- Isoprostanes
- Prostaglandin
The acid acting as a precursor to bio-diesel is
- oleic acid
- elaidic acid
- erucic acid
- nervonic acid
The acid discharged by cockroaches after death to prevent other cockroaches from entering that area is
- mead acid
- linoleic acid
- $\alpha$-linolenic acid
- arachidonic acid
Which of the following acids is the main additive in cigarettes?
- Caproic acid
- Nonanoic acid
- Heptanoic acid
- Decanoic acid
Which among the following fatty acids does not occur in any natural animal or vegetable fat?
- Pentadecanoic acid
- Margaric acid
- Nonadecyclic acid
- Behenic acid
Which acid is present in Chinese wolfberries?
- Lignoceric acid
- Cerotic acid
- Montanic acid
- Psyllic acid
The fats having one double bond in the fatty acid chain are termed as
- monounsaturated fats
- saturated fat
- trans-fat
- unsaturated fat
Which of the following compounds is the main constituent of Dettol?
- Chloroxylenol
- Hexachlorophene
- Thymol
- 2,4-dichlorobenzyl alcohol
Which among the following is not used as a disinfectant?
- Dequadin
- Nitrofurazone
- Hexachlorophene
- Cetrimonium
The aquariums are disinfected by
- potassium peroxymonosulphate
- potassium permanganate
- peracetic acid
- ozone
Which among the following is used as a medical sterilant in hospitals?
- Sodium hypochlorite
- Chloramine
- Hydrogen peroxide
- Hydrogen peroxide vapour
The ratio of the actual output and the potential output of a power plant is known as
- availability factor
- load factor
- spark spread
- dark spread
Which of the following reactors does not load follow?
- Gas turbine power plants
- Hydroelectric power plants
- Boiling water reactors
- Pressurized water reactors
A neutron-absorbing material is used for making
- control rods
- moderator
- containment
- pressure vessel
The reactor producing the electricity by slowing down an ion beam of fission is
- supercritical water reactor
- molten salt reactor
- sodium-cooled fast reactor
- fission fragment reactor
Which among the following atoms is formed by the beta decay of carbon-14 ?
- Oxygen-18
- Beryllium-10
- Boron-14
- Nitrogen-14