Which one of the following has different number of molecules? (All are kept at normal temperature and pressure)

How many moles of hydrogen atom are present in one mole of Aluminium hydroxide?

Which one of the following gases gives acidic solution on dissolving in water?

Which of the following statements with regard to coverage rate of Aadhar cards during 2015 is/are correct? 1. The cover…

Which one of the following organizations was started by Jyotirao Phule in 1873?

How is the kinetic energy of a moving object affected if the net work done on it is positive?

When a force of 1 newton acts on a mass of 1 kg which is able to move freely, the object moves in the direction of forc…

The free fall acceleration g increases as one proceeds, at sea level, from the equator toward either pole. The reason is

There are six electrons, six protons and six neutrons in an atom of an element. What is the atomic number of the elemen…

Statement I: Variability of annual rain-fall is very high in western part of Rajasthan. Statement II: Average annual ra…

Which one of the following differential equations represents the family of straight lines which are at unit distance fr…