Chemistry-
General
Easy
Question
Which of the following statements is true ?
- HF is less polar than HBr
- Absolutely pure water does not contain any ions
- Chemical bond formation takes place when forces of attraction overcome the forces of repulsion
- In covalency, transference of electrons takes place
The correct answer is: Chemical bond formation takes place when forces of attraction overcome the forces of repulsion
Related Questions to study
chemistry-
In which of the following species is the underlined carbon having sp3-hybridisation ?
In which of the following species is the underlined carbon having sp3-hybridisation ?
chemistry-General
chemistry-
In XeF2, XeF4 and XeF6 , the number of lone pairs on Xe is respectively
In XeF2, XeF4 and XeF6 , the number of lone pairs on Xe is respectively
chemistry-General
chemistry-
The nodal plane in the bond of ethene is located in
The nodal plane in the bond of ethene is located in
chemistry-General
chemistry-
Which of the following hydrocarbons has the lowest dipole moment ?
Which of the following hydrocarbons has the lowest dipole moment ?
chemistry-General
chemistry-
Which of the following molecular species has unpaired electron (s) ?
Which of the following molecular species has unpaired electron (s) ?
chemistry-General
chemistry-
Which one of the following arrangements of molecules is correct on the basis of their dipole moments ?
Which one of the following arrangements of molecules is correct on the basis of their dipole moments ?
chemistry-General
chemistry-
The common features among the species are
The common features among the species are
chemistry-General
chemistry-
The correct order of hybridization of the central atom in the following species NH3, , PCl5 and BCl3 is
The correct order of hybridization of the central atom in the following species NH3, , PCl5 and BCl3 is
chemistry-General
chemistry-
Look at the following diagram:
The enthalpy change for the reaction A ® B will be
Look at the following diagram:
The enthalpy change for the reaction A ® B will be
chemistry-General
chemistry-
From the diagram given below, which compound would be most apt to be easily purified by recrystallization from water?
From the diagram given below, which compound would be most apt to be easily purified by recrystallization from water?
chemistry-General
chemistry-
The osmotic pressure of a solution is given by the relation
The osmotic pressure of a solution is given by the relation
chemistry-General
chemistry-
Solubility curve of in water with temperature is given as
Solubility curve of in water with temperature is given as
chemistry-General
physics-
A grating which would be most suitable for constructing a spectrometer for the visible and ultraviolet region, should have
A grating which would be most suitable for constructing a spectrometer for the visible and ultraviolet region, should have
physics-General
Maths-
If ABCD, HEFG are rectangles, then their combined area is
If ABCD, HEFG are rectangles, then their combined area is
Maths-General
Maths-
If HIDE, ACDF are squares and ACIG, GHEF are rectangles, then area of square of HIDE is
If HIDE, ACDF are squares and ACIG, GHEF are rectangles, then area of square of HIDE is
Maths-General