Question

Chapter-1
Chemical Reactions and Equations
Mark the correct answer out of the four options given for each of the following questions.
1. Copper(II) sulphate solution is placed in four vessels A, B, C, D made of iron, zinc, silver and
aluminium. In which vessel the chemical reaction will not occur?
(a) A
(b) B
(c) C
(d) D
Which of the following represents a physical change ?​

Answer 1

B. D. is the answer

hope it was useful

Answer 2

Answer:

no reaction happens in all the cases as a b c d elements as those elements r more reactive than copper.....so everything cause a physical change.....

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