Options:
- A. Nucleophilic substitution
- B. Nucleophilic addition
- C. Elimination
- D. both A & C
View Answer
D. both A & C
Chemistry
Which one of the following alcohol has greater boiling point___________________?
Options:
- A. ethanol
- B. ethylene glaycol
- C. glycerol
- D. methanol
View Answer
C. glycerol
Boron is non-netal whereas A1 is metal. It is due to_______________________?
Options:
- A. Small size
- B. High nuclear charge
- C. Both A and B
- D. No authorized justification yet
View Answer
C. Both A and B
Substance which is found in dried up lakes of Tibet and California is_______________?
Options:
- A. Tincal
- B. Boric acid
- C. Calcium carbonate
- D. Colemanite
View Answer
A. Tincal
Which of the following will give phosphoric acid one reaction with water_________________?
Options:
- A. PCI5
- B. P2O3
- C. P2O5
- D. All of the above
View Answer
D. All of the above
Which one of following is not a property of pure quartz ?
Options:
- A. Coloured solid
- B. Brittle
- C. Hard
- D. All of above
View Answer
A. Coloured solid
The halogen having highest electron affinity is_____________________?
Options:
- A. Fluorine
- B. Chlorine
- C. Bromine
- D. Iodine
View Answer
B. Chlorine
Which is the strongest acid ?
Options:
- A. HCIO
- B. HCIO2
- C. HCIO3
- D. HCIO4
View Answer
D. HCIO4
Introduction of nitro group in a molecule is called___________________?
Options:
- A. nitration
- B. halogenation
- C. sulphonation
- D. amination
View Answer
A. nitration
Order of ease of halogenation in alkane is________________?
Options:
- A. I2>Cl2>Br2>F2
- B. F2>Cl2>I2>Br2
- C. F2>Cl2>Br2>I2
- D. Cl2>F2>Br2>I2
View Answer
C. F2>Cl2>Br2>I2