Options:
- A. Acetone
- B.
- C.
- D.
View Answer
C.
Chemistry
Which Oxide of Manganese is amphoteric?
Options:
- A. MnO2
- B. Mn2O3
- C. Mn2O7
- D. MnO
View Answer
A. MnO2
Poisonous gas present in the exhaust fumes of a jet plane is__________?
Options:
- A. Flurocarbon
- B. Carbon monoxide
- C. Methane
- D. C2H2
View Answer
B. Carbon monoxide
The O-O linkage is present in__________?
Options:
- A. H2S2O3
- B.H2SO8
- C. H2S4O6
- D. H2 S2 O6
View Answer
B.H2SO8
The number of lone pairs in XeOF4 is_________?
Options:
- A. O
- B. 1
- C. 2
- D. 3
View Answer
B. 1
Argon gas was discovered by_______?
Options:
- A. Rayleigh
- B. Ramsay
- C. Lockerey
- D. Dalton
View Answer
B. Ramsay
The most appropriate method for separating a large quantity of a mixture of nonvolatile, nonpolar organic compounds would be__________?
Options:
- A. Distillation
- B. Extraction
- C. Gas chromatography
- D. Column chromatography
View Answer
D. Column chromatography
SO2 reacts with Cl in sunlight to form__________?
Options:
- A. Sulphur dioxide
- B. Sulphuryl chloride
- C. Suphanyl chloride
- D. All of the above
View Answer
B. Sulphuryl chloride
The relatively high energy of the gauche conformation of butane is primarily associated with_________?
Options:
- A. Angle strain
- B. Torsional strain
- C. Steric strain
- D. Orbital strain
View Answer
C. Steric strain
Oxidation state +1 for phosphorous is found in___________?
Options:
- A. H3PO3
- B. H3PO4
- C. H3PO2
- D. H2P2O7
View Answer
C. H3PO2