Options:
- A. Ferric hydroxide
- B. Sodium hydroxide
- C. Calcium hydroxide
- D. Aluminium hydroxide
View Answer
A. Ferric hydroxide
Chemistry
Among the halogens the rare element is________________?
Options:
- A. Fluorine
- B. Chlorine
- C. Astatine
- D. Iodine
View Answer
C. Astatine
Which is the paramagnetic oxide of chlorine ?
Options:
- A. Cl2O7
- B. Cl2O6
- C. ClO2
- D. all
View Answer
C. ClO2
Hydrogenolysis results in the formation of________________?
Options:
- A. alkane
- B. alkene
- C. alkyne
- D. aldehydes
View Answer
A. alkane
Clemmensens reduction infolves the reduction of___________________?
Options:
- A. ketone
- B. aldehyde
- C. alkane
- D. all of the above
View Answer
A. ketone
The rate of E1 reaction depends upon______________________?
Options:
- A. the concentration of substrate
- B. the concentration of nucleophile
- C. the concentration of substrate as well as nucleophile
- D. base the concentration of substrate as well as nucleophile
View Answer
A. the concentration of substrate
For which mechanisms the first step involved is the same ?
Options:
- A. E1 + E2
- B. E2 + SN2
- C. E1 and SN1
- D. SN1 and SN2
View Answer
C. E1 and SN1
Absolute alcohol is obtained when rectified spirit is treated with__________________?
Options:
- A. Ca(OH)2
- B. CaCO3
- C. CaCl2
- D. CaO
View Answer
D. CaO
Nitronium ion is___________________?
Options:
- A. NO3
- B. NO
- C. NO2-
- D. NO2+
View Answer
D. NO2+
If temperature of gallium arsenide is increased then its conductivity will___________________?
Options:
- A. decrease
- B. increase
- C. remains constant
- D. first decreases then increases
View Answer
B. increase