Chemical Reaction and Equation

An educational illustration featuring chemical reactions, molecular structures, and symbols, in a colorful, engaging design suitable for a chemistry quiz landing page.

Chemical Reactions Challenge

Test your knowledge of chemical reactions and equations with this engaging quiz! Perfect for students and anyone interested in chemistry, this quiz will challenge your understanding of fundamental concepts.

Get ready to explore topics such as:

The properties of common compounds
The chemical processes in everyday life
Rancidity and its prevention

10 Questions2 MinutesCreated by ReactingMolecule42

The chemical formula of lead sulphate is

Pb2SO4

Pb(SO4)2

PbSO4

Pb2(SO4)3

Which information is not conveyed by a balanced equation

Physical state of reactants and products

Symbol and formula of all the substances involved in a particular reaction

Number of atoms/molecules of the reactants and products formed

Whether a particular reaction is feasible or not

Chemically rust is

Hydrated ferrous oxide

Only ferric oxide

Hydrated ferric oxide

None of these

Both CO2 and H2 gases are

Havier than air

Acidic in nature

Colourless

Soluble in water

When a magnesium ribbon is air the ash formed is

Black

White

Yellow

Pink

The electrolytic decomposition of water gives H2 and O2 in the ratio of

1:2 by volume

2:1 by volume

8:1 by mass

1:2 by mass

Fatty acid become rancide due to the process of

Oxidation

Corrosion

Reduction

Hydrogenation

In which of the following heat energy will involve

Electrolysis water

Dissolution of HH4Cl in water

Burning of LPG

Decomposition of AgBr in the presence of sunlight

Rancidity can be prevented by

Adding antioxidant

Storing food away from light

Keeping food in refrigerator

All of these

The reaction H2 gas with oxygen gas to form water is an example of

Combination reaction

Redox reaction

Exothermic reaction

All of these

Chemical Reaction and Equation

Chemical Reactions Challenge

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