Definition: The formulae of a molecule gives the numbers of atoms of the same or different elements present in the molecule. Formulae of elements: When an atom of an element combines with another...
This Demo lesson includes the introduction to one of the highest weightage chapters of Physics inboards ATOMS Starting from Rutherford's nuclear model of an atom to the alpha particle trajectory, physics...
Chemical Reactions & Equations Chemical Reactions: change in colour, state, the evolution of gas, change in temperature Chemical Equation: Shorter way, concise & useful instead of using...
संस्कृत में तीन वाच्य होते हैं- कर्तृवाच्य, कर्मवाच्य और भाववाच्य। कर्तृवाच्य में कर्तापद प्रथमा विभक्ति का होता है।= छात्रः श्लोकं पठति- यहाँ छात्रः कर्ता है और प्रथमा विभक्ति में है। कर्तृवाच्य...