Question

class 10th chapter 1 science k important questions bhej do koi ncert Mt bhejna plz​

Answer 1

Q1. State differences between Physical and Chemical Changes (Write any 3)

Q2. Process of fermentation of Grapes is a Chemical Change. Why?

Q3. Balance the following Equations :-

1) $NaCl + AgNO_{3} =AgCl + NaNO_{3}$

2) $MgO + O_{2} = MgO$

Q4. What is Corrosion? Give Examples.

Q5. Explain Redox Reactions. Write the Chemical Equation of Lead Nitrate + Potassium Iodide.