Options:
- A. metamerism
- B. functional group isomerism
- C. geometric isomerism
- D. position isomerism
View Answer
D. position isomerism
Chemistry
Enthalpy change can be_________________?
Options:
- A. calculated by Hess law
- B. can be measured by calorimeter
- C. both A and B
- D. none
View Answer
C. both A and B
Water has maximum density at __________________?
Options:
- A. 0
- B. 2
- C. 4
- D. 100
View Answer
C. 4
Which has strongest bonding in the solid state ?
Options:
- A. Hydrogen Chloride (HCI)
- B. Chlorine (Cl2)
- C. Xenon(Xe)
- D. Sodium Chloride (NaCI)
View Answer
D. Sodium Chloride (NaCI)
Crystalline solids can be identified easily from their ___________________?
Options:
- A. Sharp melting point
- B. Definite geometry
- C. Transition temperature
- D. Colour
View Answer
A. Sharp melting point
Positive rays give flash on________________?
Options:
- A. AgNO3 plate
- B. AgCl plate
- C. ZnO
- D. ZnS
View Answer
D. ZnS
The atomic number of an element having maximum number of unpaired electrons in p-subshell is_______________?
Options:
- A. 7
- B. 10
- C. 12
- D. 16
View Answer
A. 7
_______________ can expel proteons from paraffins ?
Options:
- A. Electron
- B. Positron
- C. Neutron
- D. None of above has such capability
View Answer
C. Neutron
Which of the following solution has the highest boiling point ?
Options:
- A. 5.85% NaCl Solution
- B. 18.0 % glucose solution
- C. 6.0 % urea solution
- D. All have same boiling point
View Answer
A. 5.85% NaCl Solution
The number of atoms in a molecule determines________________?
Options:
- A. macromolecule
- B. macromolecule
- C. molecularity
- D. atomicity
View Answer
D. atomicity