Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 8

MEDIUM

10th CBSE

IMPORTANT

Earn 100

Give an example of a double displacement reaction?

Important Questions on Chemical Reactions and Equations

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 9

Mention the type of the following reaction: (Displacement / Decomposition)
$Pb (s) + {CuCl}_{2} (ag .) \to {PbCl}_{2} (aq .) + Cu (s)$

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 10

Give an example of a precipitation reaction.

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 11

Which of the following involves reduction of chlorine?

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 12

Find the oxidising and reducing agents in the following redox reaction.

Mg + 2 HCl \to {MgCl}_{2} + H_{2}

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 13

In a chemical reaction,

E_{Products} > E_{reactants}

predict whether the reaction will absorb or release energy?

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 14

What is the chemical composition of rust?

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 15

What type of chemical reaction is responsible for rusting of iron?

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 1 - Chemical Reactions and Equations>Exercise 1>Q 16

Why do fats and oils develop an unpleasant smell and bad on keeping for some time?