Question

III. Read the paragraph and answer the following
questions :
Rajan was performing an experiment in chemistry
lab. He bought copper sulphate, a beaker, water and
iron nail. He dissolved copper sulphate in water to
make a blue solution. Then he put iron nail in this
beaker containing copper sulphate solution. Rajan left
this beaker undisturbed for few hours. After few
hours, he observed that colour of solution has changed.
He discussed this inatter with his teacher. His teacher
told him about displacement reactions. Help Rajan in
finding out following questions,
1. What is displacement reaction?
2. What is change in the colour of copper sulphate
solution?
3. Write the chemical equation involved in it.​

Answer 1

I think u are unable to read the passage