Chemistry-
General
Easy
Question
In FCC crystal, which of the following shaded planes contains the following type of arrangement of atoms
The correct answer is:
Related Questions to study
chemistry-
Assertion: The value of Vander Waal constant a is higher for NH3 than for N2.
Reason: Hydrogen bonding is present in ammonia.
Assertion: The value of Vander Waal constant a is higher for NH3 than for N2.
Reason: Hydrogen bonding is present in ammonia.
chemistry-General
chemistry-
If 10-4 dm-3 of water is introduced into a1.0 dm-3 flask at 300K,how many moles of water are in the vapour phase when equilibrium is established? (Given : Vapour pressure of H2O at300 is3170pa;R=8.314JK 1mol)
If 10-4 dm-3 of water is introduced into a1.0 dm-3 flask at 300K,how many moles of water are in the vapour phase when equilibrium is established? (Given : Vapour pressure of H2O at300 is3170pa;R=8.314JK 1mol)
chemistry-General
chemistry-
Under identical conditions of temperature and pressure the ratio of the rates of effision of O2 and CO2 gases is given by–
Under identical conditions of temperature and pressure the ratio of the rates of effision of O2 and CO2 gases is given by–
chemistry-General
chemistry-
Which of the following has maximum root mean square velocity at the same temperature?
Which of the following has maximum root mean square velocity at the same temperature?
chemistry-General
maths-
The polar equation of the circle with centre at 
and passing through pole is
The polar equation of the circle with centre at and passing through pole is
maths-General
physics-
Figure given below shows a beam of light converging at point P. When a convex lens of focal length 16 cm is introduced in the path of the beam at a place O shown by dotted line such that OP becomes the axis of the lens, the beam converges at a distance x from the lens. The value x will be equal to
Figure given below shows a beam of light converging at point P. When a convex lens of focal length 16 cm is introduced in the path of the beam at a place O shown by dotted line such that OP becomes the axis of the lens, the beam converges at a distance x from the lens. The value x will be equal to
physics-General
physics-
The combination of a convex lens (
= 18 cm) and a thin concave lens ( = 9 cm) is
The combination of a convex lens ( = 18 cm) and a thin concave lens ( = 9 cm) is
physics-General
physics-
A convex lens has a focal length f. It is cut into two parts along the dotted line as shown in the figure. The focal length of each part will be
A convex lens has a focal length f. It is cut into two parts along the dotted line as shown in the figure. The focal length of each part will be
physics-General
chemistry-
A compound MpXq has cubic close packing (ccp) arrangement of X, its unit cell structure is shown below. The empericial formula of the compound is
A compound MpXq has cubic close packing (ccp) arrangement of X, its unit cell structure is shown below. The empericial formula of the compound is
chemistry-General
chemistry-
If the average velocity of N2 molecules is 0.3 m./sec.at 27°C,then the velocity of 0.6m/sec will take place at-
If the average velocity of N2 molecules is 0.3 m./sec.at 27°C,then the velocity of 0.6m/sec will take place at-
chemistry-General
chemistry-
If the four tubes of a car are filled to the same pressure with N2,O2,H2 and we separately then which one will be filled first -
If the four tubes of a car are filled to the same pressure with N2,O2,H2 and we separately then which one will be filled first -
chemistry-General
chemistry-
The rms velocity of CO2 at a temperature T (in Kelvin) is xcm/sec. At what temperature (in kelvin) the rms velocity of nitrousoxide wouldbe4xcm/sec.
The rms velocity of CO2 at a temperature T (in Kelvin) is xcm/sec. At what temperature (in kelvin) the rms velocity of nitrousoxide wouldbe4xcm/sec.
chemistry-General
chemistry-
The following graph illustrates-
The following graph illustrates-
chemistry-General
chemistry-
The molecular velocities of two gases at same temperature are u1 and u2,their masses are m1 and m2 respectively, which of the following expression is correct?
The molecular velocities of two gases at same temperature are u1 and u2,their masses are m1 and m2 respectively, which of the following expression is correct?
chemistry-General
chemistry-
The values of vanderwaals' constant 'a' for the gasesO2,N2,NH3 and CH4 are 1.360,1.390,4.170 and 2.253Latmmol–2 respectively. The gas which can most easily be liquefied is–
The values of vanderwaals' constant 'a' for the gasesO2,N2,NH3 and CH4 are 1.360,1.390,4.170 and 2.253Latmmol–2 respectively. The gas which can most easily be liquefied is–
chemistry-General
