Month: September 2016

Role of the Teacher in Developing Oral Skills

The development of oral skills can be only done in an environment where the student is comfortable, in the presence … More Role of the Teacher in Developing Oral Skills

Atomic models

Mole Concept

        MOLE- It is an amount of a substance in which 6.022X1023 particles are present. 6.022X1023 is known as … More Mole Concept

Electron gain Enthalpy

Question: Knowing the electron gain enthalpy values for O → O– and O → O2- as –141 and 702 kJ mol-1respectively, how … More Electron gain Enthalpy

Ionisation Energy

Isotopes

What are radio isotopes? How are these affect human life?

Ions

Matter

Proton Number leading to valency