What is intensive property?
What is Natural Polymer?
Explain Wurtz-fittig reaction.
What is the use of HCl/Sn reagent?
A light wave of wavelength ‘λ’ is incident on a slit of width ‘d’. The resulting diffraction pattern is observed on a screen at a distance ‘D’.If linear width of the principal maximum is equal to the width of the slit, then the distance D is
What is the co-ordination number of hcp crystal lattice?
Calculate the number of atoms in 20 gram metal which crystallises to simple cubic structure having unit cell edge length 340 pm. (density of metal = 9.8 gcm–3)
What is the product formed when CH3–CH=CH2 is treated with B2H6 followed by the action of H2O2?
Identify the product obtained when sucrose is treated with conc. H2SO4.
Which among the following carboxylic acids is found in Lemon?
What is change in internal energy if a system gains xJ of heat and yJ work is done on it?
Which among the following is not a characteristic of alcohols?
Air column in two identical tubes is vibrating. Tube A has one end closed and tube B has both ends open. Neglecting end correction, the ratio of the fundamental frequency of air column in tube A to that in tube B is
For a particle performing S.H.M. the equation $ \frac{d^2x}{dt^2} + \alpha x = 0 $. Then the time period of the motion will be:
Consider the following statements about interference of light. A – When crest of one wave coincides with crest of another wave at a point, this point is a point of destructive interference. B – Two coherent sources emit wave of same frequency with constant phase difference.Choose the correct option from the following.
A satellite of mass ‘m’ is revolving around the earth of mass ‘M’ in an orbit of radius ‘r’. The angular momentum of the satellite about the centre of orbit will be
Which of the following is not the method of preparation of phenol?