9th Class Chemistry Guess Paper Short Questions
Chemistry Guess Paper for 9th Class
Short Questions of 9th Class Chemistry Guess Paper
Organic & Inorganic Chemistry,
Mixture, Physical and Chemical Properties,
Valency, Diff b/w Compound & Mixture,
Empirical & Molecular Formula, Free radical, Avogadro Number,
Mole and Molecular Ion, Electronic Configuration (cl-1), Isotopes (hydrogen),
Domineer Trides, Branches of chemistry. Element. Valency.
Relative Atomic Mass, Empirical Formula, Molecular Ions
Free Redicals, Homoatomic and Hetroatomic Molecules,
Atomic Radius, Shielding Effect,
Electron Affinity,Electro-Negativity, Boiling Points and Allotropy.