Question

What are called reactants and products ?

GSEB - Class 9 Chapter - 5.Chemical Reactions Page 51

Answer 1

those substance which combine to form new chemical substance called recants
Those substance which formed after reaction is called product
e.g:- Na +cl (reactants)->nacl (product)

Answer 2

Reactants are substaces which take part in Chemical Reaction while products are one which are formed after chemical reaction
Like if O₂ and H₂ together makes H₂O ,then O₂ and H₂ are reactabts while H₂O is product