MEDIUM
10th CBSE
IMPORTANT
Earn 100

Classify the following chemical reaction as exothermic and endothermic.

The decomposition of vegetable matter into compost.

Important Questions on Chemical Reactions and Equations

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 15

Classify the following chemical reaction as exothermic and endothermic.

Dilute hydrochloric acid is added to zinc granules.

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 15

Classify the following chemical reaction as exothermic and endothermic.

When ammonium chloride is dissolved in water in a test tube, it becomes cold.

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 15

Classify the following chemical reaction as exothermic and endothermic.

Silver chloride turns grey in the presence of sunlight to form silver metal.

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 16
What is the chemical equation? Explain with the help of an example.
HARD
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 17
State the difference between balanced and unbalanced chemical equations.
HARD
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 18
How can the physical states of the reactants and products be shown in a chemical equation? Explain with a suitable example.
MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 19

How will you indicate a solution made in water in a chemical equation?

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>Practice Questions Set>Q 19

How will you indicate exothermic reaction in a chemical equation?