Options:
- A. William Prout
- B. Jons Jacob Berzelius
- C. Anselme Payen
- D. Walter Bradford Cannon
View Answer
A. William Prout
Chemistry
Bosch Process involves _______?
Options:
- A. Reduction
- B. Oxidation
- C. Isomerization
- D. Crackling
View Answer
B. Oxidation
Milk tastes sour when kept in the open for sometime due to the formation of __________?
Options:
- A. lactic acid
- B. citric acid
- C. acetic acid
- D. carbonic acid
View Answer
A. lactic acid
In Bosch Process, that is used to separate the Hydrogen gas from water Gas, the catalyst is used ______?
Options:
- A. Pt
- B. FeO
- C. Cr
- D. Both B&C
View Answer
D. Both B&C
Soap is prepared by boiling caustic soda with ___________?
Options:
- A. Alcohol
- B. Kerosene oil
- C. Glycerine
- D. Fats
View Answer
Abid Hussain
Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?
Options:
- A. Hydrogen Gas
- B. Carbon Monoxide Gas
- C. Both at same time
- D. None of them
View Answer
D. None of them
What is the name of that system, which uses radioactivity to decide the period of materials of-pre-historic period ?
Options:
- A. Radium dating
- B. Uranium dating
- C. Carbon dating
- D. Deuterium dating
View Answer
C. Carbon dating
Where does the oxygen that keeps us alive come from?
Options:
- A. Carbon dioxide
- B. Carbonates absorbed from soil
- C. Oxides of minerals
- D. Water
View Answer
D. Water
The radio-active element used in heart pacemakers is ___________?
Options:
- A. Uranium
- B. Deuterium
- C. Plutonium
- D. Radium
View Answer
C. Plutonium
Optic fibres are used in :
Options:
- A. CAT scans
- B. X-ray photos
- C. Ultrasound scans
- D. Endoscopy
View Answer
D. Endoscopy