Options:
- A. Cone. HCI and anhydrous SOCl2
- B. Cone. HCI and anhydrous CaCl2
- C. Cone. HCI and anhydrous PCl2
- D. Cone. HCI and anhydrous ZnCl2
View Answer
D. Cone. HCI and anhydrous ZnCl2
Chemistry
The reciprocal of the coefficent of viscosity is called__________?
Options:
- A. Density
- B. Specific gravity
- C. Fluidity
- D. Absorbance
View Answer
C. Fluidity
Which one of the following is caustic potash?
Options:
- A. NaOH
- B. KOH
- C. NaCl
- D. NaBH4
View Answer
B. KOH
The PH of the 0.0032 M H2SO4 is__________?
Options:
- A. 3.2
- B. 4.0
- C. 2.198
- D. 1.0
View Answer
A. 3.2
Which of the following haloalkane is hydrolysed by SN1 mechanism?
Options:
- A. CH3Br
- B. CH3CH2Br
- C. CH3CH2CH2Br
- D. (CH3)3CBr
View Answer
D. (CH3)3CBr
The most commonly used bleaching agent is_________?
Options:
- A. alcohol
- B.
- C.
- D.
View Answer
C.
A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore?
Options:
- A. 74% Fe
- B. 75% Fe
- C. 77% Fe
- D. 78% Fe
View Answer
D. 78% Fe
Which set of quantum numbers is not allowed?
Options:
- A. n=2,l=1,m1=0,ms=+1/2
- B. n=2,l=1,m1=-1,ms=+1/2
- C. n=2,l=0,m1=0,ms=-1/2
- D. n=2,l=2,m1=1,ms=-1/2
View Answer
D. n=2,l=2,m1=1,ms=-1/2
Which of the following shows electrical conduction_____?
Options:
- A. Potassium
- B. Graphite
- C. Diamond
- D. Sodium
View Answer
B. Graphite
When SO2 solution is passed over which of the following it turns green?
Options:
- A. K2Cr2O7
- B. H2SO4
- C. SO3
- D. P2O5
View Answer
A. K2Cr2O7