Options:
- A. [Ar]4s1
- B. [Ar]4s2
- C. [Ar]3d104s1
- D. [Ar]3d94s2
View Answer
C. [Ar]3d104s1
Chemistry
The velocity of the photon____________________?
Options:
- A. Is independent of wavelength
- B. Depends upon source
- C. Depends upon its frequency
- D. Equals to the square of amplitude
View Answer
A. Is independent of wavelength
Which of the following way in used for classification of chromatography ?
Options:
- A. Shape
- B. Phase
- C. Mechanism
- D. All
View Answer
D. All
The most reactive allotropic form of phosphorus is________________?
Options:
- A. White
- B. Redox potential
- C. Black
- D. Violet
View Answer
A. White
A real gas obeying vander waals equation will resemble the ideal gas if_______________________?
Options:
- A. Both a and b are small
- B. Both a and b are large
- C. a is small and b is large
- D. a is large and b is small
View Answer
A. Both a and b are small
Vinyl acetylene combines with hydrochloric acid produces___________________?
Options:
- A. Diviny1 acetylene
- B. Ethylidine dichloride
- C. Chloroprene
- D. 1
View Answer
C. Chloroprene
Organic compounds are soluble in ____________________?
Options:
- A. polar solvent
- B. non-polar solvent
- C. alkalies
- D. water
View Answer
B. non-polar solvent
The first organic compound was synthesized in laboratory by_________________?
Options:
- A. Wohler
- B. Kolbe
- C. Berzilius
- D. Berthelot
View Answer
A. Wohler
Which one is not state function ________________?
Options:
- A. Internal energy
- B. Enthalpy
- C. Gibbs free energy
- D. Work
View Answer
D. Work
Total energy of a system is_________________?
Options:
- A. P.E + K.E
- B. P.E + heat energy
- C. K.E + heat energy
- D. P.E + mechanical energy
View Answer
A. P.E + K.E