Related Questions
What is the correct answer?
4
The space occupied by spheres in ccp arrangement is
What is the correct answer?
4
Which of the following would you expect to affect the vapour pressure of a liquid?
A. Inter-molecular forces in the liquid
B. Volume of the liquid in the liquid-vapour equilibrium
C. Volume of the vapour in the liquid-vapour equilibrium
D. The size of the container in which liquid-vapour equilibrium is establishe
What is the correct answer?
4
In fluorite structure coordination number of calcium ions is
What is the correct answer?
4
Which of the following statement wrong?
A. In solid state molecules, atoms or ions are held with a strong force of attraction and are in a fixed position
B. In liquid state the molecules, atom or ions are held with a strong force and have a restricted motion
C. In gaseous states, the molecules are randomly arranged and are apart from each other
D. Solid, liquid and gaseous states have different movement is particles
What is the correct answer?
4
In the ideal gas equation PV = nRT constant 'R' has the unit
What is the correct answer?
4
What types of forces are present in molecular solids?
What is the correct answer?
4
The coordination number of each sphere in hcp arrangement is
What is the correct answer?
4
According to Avogadro's hypothesis equal volumes of two gases under the same conditions of temperature and pressure contain
A. Equal number of electrons
D. Equal number of molecules
What is the correct answer?
4
Kinetic gas equation is, PV =...
What is the correct answer?
4
Of the following properties, the magnitude of one must always increase with temperature. The property is
What is the correct answer?
4
Volume occupied by 1 gm equivalent of oxygen at NTP is
What is the correct answer?
4
The number of molecules in 4.25 gm of ammonia are approximately
What is the correct answer?
4
Number of molecules of carbon dioxide present in 44 gm is
A. 12 x approximately
B. 3 x approximately
C. 6 x approximately
D. 3 x approximately
What is the correct answer?
4
A chalk box exhibits
What is the correct answer?
4
The number of atoms in 0.004 gm of magnesium is close to
What is the correct answer?
4
The weight of 22.4 litres of any gas at N.T.P. represent its
What is the correct answer?
4
The vapour density of ozone would be
What is the correct answer?
4
Arrange the following in order of increasing inter-molecular forces and boiling points:,He,
What is the correct answer?
4
One gram molecule of a gas at N.T.P occupies 22.4 litres. This fact was derived from
What is the correct answer?
4
Sodium chloride has fee structure. How many and ions are there in the unit cell?.
What is the correct answer?
4
20 litres of hydrogen gas weighs about
What is the correct answer?
4
The pressure of the ideal gas is less than the real gas because of the
A. increase in the number of collisions
B. volume occupied by the molecules
C. inter-molecular attraction
D. finite size of molecules
What is the correct answer?
4
The ratio of RMS velocity to average velocity of a gas molecule at a particular temperature is
What is the correct answer?
4
In a face centred cubic arrangement of ions, the coordination number of ions is
What is the correct answer?
4
What is the vapour pressure of benzoyl chloride at its boiling point (197°C)?
What is the correct answer?
4
Which of the following phrases would be incorrect to use?
C. A molecule of a compound
D. A molecule of an element
What is the correct answer?
4
What will be the mass of 6.03 x molecules of carbon monoxide ?
What is the correct answer?
4
Lattice energy of a solid is high if
A. the radii of the ions are large
B. radii of the ions are small
C. charge on the ions are small
What is the correct answer?
4
The vapour density of a gas is 11.2. The volume occupied by 2.4 g of the gas at S.T.P wil be
What is the correct answer?
4
Which of the following contains the same number of atoms as 12 gms: of Magnesium (Atomic weights : Mg = 24, C = 12, Ca = 40)