Consider the following statements with respect to noble metals : 1. Noble metals are found in pure form in nature. 2. Uranium and lead are examples of noble metal. Which of the above statements is are correct?

Consider the following statements: Statement I: Some rare earth elements are used in the manufacture of flat television screens and computer monitors. Statement II: Some rare earth elements have phos…

Which one among the following are the correct symbols for the elements gold, tin and lead, respectively?

Consider the following statements relating to the Modern Periodic Table: 1. The atomic radius increases on moving from left to right across a period. 2. Germanium, Tellurium, and Copper are transitio…

Identify the correct pair of elements among the following which are liquid at room temperature and standard pressure.

Which one of the following is the correct order of the valencies of elements Ne, Si, N and Mg?