Science ch 1
Science Chemistry Quiz
Test your knowledge of chemistry with our engaging quiz based on various fundamental concepts from Science Chapter 1. Challenge yourself and see how much you know about the properties, reactions, and compounds in chemistry!
Topics covered include:
- Reactions and their types
- Chemical compounds
- Properties of elements
- Applications of chemical reactions
The brown powder after burning magnesium is
MgO
Calcium
Magbesium hydroxide
Manganeze oxide
Which is useful for whitewash?
Mgo
CaO
Co2
Cuso4
Combination reaction is a
Endothermic reaction
Exothermic reaction
Both endo and exo reaction
Not any one
Substance which use for black and white photography is
AgCl
AgBr
Agso4
Ago
Reaction in which heat energy is require is known as
Combination reaction
Displacement reaction
Decomposition reaction
Double displacement reaction
The iron sulphate crystal change from green to white due to
Loss of oxygen
Loss of gas
Loss of water
Loss of carbon dioxide
Equation for lead nitrate is
Pbno3
Pb2(no3)4
Pb2 no3
Pb(no3)2
In electrolysis process cathode side ___ gas produce.
Hydrogen
Oxygen
Hydroxide
Water
The highly reactive material With water is
Na
Ca
Mg
C
The chemical reaction is
Reversible
Ireversible
Both reversible and ireversible
Don't know
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