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NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-16 (a) Oxidation (b) Reduction

Aadarsh kumar

Asked: October 18, 2020In: Class 10

What do you mean by a precipitation reaction? Explain by giving examples.

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-15

Aadarsh kumar

Asked: October 18, 2020In: Class 10

In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved.

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-14

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Aadarsh kumar

Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas?

A shiny brown coloured element ‘X’ on heating in air becomes black in colour. Name the element ‘X’ and the black coloured compound formed.

Explain the following in terms of gain or loss of oxygen with two examples each.

What do you mean by a precipitation reaction? Explain by giving examples.

In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved.

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