HARD
10th Mizoram Board
IMPORTANT
Earn 100

What is the difference between displacement and double displacement reactions? Write equations for these reactions.

Important Questions on Chemical Reactions and Equations

HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 14
In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 15
What do you mean by a precipitation reaction? Explain by giving examples.
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 16
Explain the oxidation in terms of gain or loss of oxygen with two examples.
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 16
Explain reduction in terms of gain or loss of oxygen with two examples.
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 17
A shiny brown coloured element ‘X’ on heating in air becomes black in colour. Name the element ‘X’ and the black coloured compound formed.
MEDIUM
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 18
Why do we apply paint on iron articles?
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 19
Oil and fat containing food items are flushed with nitrogen. Why?
HARD
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 1 - Chemical Reactions and Equations>EXERCISES>Q 20
Explain corrosion with one example.