All articles in IGCSE Chemistry

Isotopes of Hydrogen

Isotopes of Hydrogen Hydrogen is a colorless, odorless, gaseous, nonmetal. The relative atomic mass of Hydrogen is 1.00797 amu.  Hydrogen is the … More Isotopes of Hydrogen

Atomic Models from Dalton to Modern Views

Innovative Teaching By Creative Tools And Teacher’s Role

My First Book for Teachers.

Calcium compounds

Carbonates are bases but not alkali, so they turn universal indicator blue or purple. Carbonates react with acids to form … More Calcium compounds

Learning mat on Carbon compounds

Hydrocarbons are made by the combination of carbon and hydrogen. Main source of hydrocarbons is petroleum(crude oil)   Share List

Learning Mat on Phosphorus and its allotropes

Learning Mat on Phosphorus and its allotrope 1.     How many protons and electrons does phosphorus atom have? 2.     Write the … More Learning Mat on Phosphorus and its allotropes

Can you find your positive word?

Can you find your positive word?

How many positive words can you find?

Simple way of Teaching ionic compounds formula

Draw the shapes of different compound ions and try to fix them as shown here. Share List

Key word-cross of atomic structure

ABUNDANCE ATOMICNUMBER ATOMS CHARGE CONFIGURATION ELECTRONS GROUP ISOTOPES MASS MASSNUMBER NEUTRONS NUCLEUS PERIOD PERIODIC PROTONS RELATIVE SHELLS TABLE   C … More Key word-cross of atomic structure

How to deduce group number from ionisation energy values?

By looking at ionisation energy large gap, you can identify the group number. If the large gap of Iionisation energy … More How to deduce group number from ionisation energy values?