Atoms akele nahi rehte - wo judkar molecules banate hain. Aao seekhein ki chemical formulae kaise likhte hain aur "mole" ka jaadu kya hai.
6 detailed lessons, Molecule Builder, 3D Molecule Viewer, Conservation-of-Mass balance, aur Mole Calculator - sab easy Roman Hindi mein.
Law of Conservation of Mass aur Law of Constant Proportions - experiments aur examples ke saath.
Dalton ki atomic theory, atomic mass unit (u), aur elements ke atomic masses.
Virtual taraazu par reaction (abhikriya) chalao aur dekho reaction se pehle aur baad mein mass barabar rehta hai!
Molecule kya hai, atomicity (mono/di/tri-atomic), aur ions (cations, anions, polyatomic ions).
Do elements chuno aur valency se sahi chemical formula bante hue dekho (criss-cross method)!
Valency se formula banane ka criss-cross method, radicals, aur bahut saare examples.
Paani, CO₂, methane aur ammonia ke molecules 3D mein ghumao aur unki asli shape dekho!
Molecular mass aur formula unit mass nikalna - step-by-step solved examples ke saath.
Mole kya hai, Avogadro number (6.022 × 10²³), aur mass-mole-particles ke conversions.
Formula chuno, grams ya moles daalo - molar mass, moles aur particles turant nikaalo (steps ke saath)!