Matter some Basic Concepts of Chemistry chapter 1 CBSE

Which of the following statements is correct according to the basic concepts of thermodynamics which govern the feasibility of a metallurgical process ?

What is the basic concept of transformation experiment of Griffith:-

Assertion : Study of biology requires basic knowledge of chemistry and physics. Reason : Living organisms are made up of atoms and molecules which follow chemical and physical laws.

Some bacteria live symbiotically inside root nodules of higher plants. The basic activity of these bacteria is associated with :

Give reason for the following features of transition metal chemistry: (i). The lowerst oxide of a transition metal (say, chromium, atomic number 24) is basic whereas the highest oxide is usually acidic. (ii) . Transitio metals sometimes oxhibit very low oxidation states such as +1 and 0.

The uncertainty principle and the concept of wave nature of matter were proposed by ...............and ...............respectively.

The uncertainty principle and the concept of wave nature of matter were proposed by.............and ............respectively.

Is circular motion an exampleos oscillatory motion ? Hint : Think - is there to and fro motion about some mean position which is the basic concept for oscillatory motion ?