Which of the following is the most stable oxidation state of iron?

What is the product of the following reaction: CH3CH2OH + H2SO4 (conc.) at 443 K?

The de Broglie wavelength of an electron accelerated from rest through a potential difference of V volts is proportional to:

A particle is projected vertically upwards with an initial velocity u. The time taken to reach the maximum height is:

Consider a planet of mass 'M' and radius 'R'. The escape velocity from the planet is proportional to:

According to the Bhagavad Gita, what is the ultimate goal of life?

The van't Hoff factor for a dilute solution of K2SO4 is:

The number of moles of solute present in 1 kg of a solvent is known as:

If the kinetic energy of a particle is doubled, its de Broglie wavelength changes by a factor of:

Which of the following statements best describes the concept of 'Maya' in Hindu philosophy?