In class 11 i try numerical but it doesnt solve and never got correct answer, especially in chemistry then what i have to do?

You need to be thorough with the concept and formulae. There is only one way to get correct answers and that is to practice as much as you can. To solve problems in chemistry you should know the concepts well and the procedure for solving. Different problems have different methods. The more you prac

An old proverb which goes like this :- "Practice makes a man perfect". Do meditation also.