Combustion of Liquefied Petroleum Gas (LPG) is a chemical change because after its combustion, the...
Question Category: Chemical Reactions and Equations
What is wrong with the following equation? Mg + O
In this equation, oxygen should be in molecular form (O2) as oxygen exists as bimolecular...
Potassium chlorate (KCIO3) on heating forms potassium chloride and oxygen.
2KCIO3 (s) → 2KCI(s) +302(g)
On heating blue colored powder of copper(II) nitrate in a
When blue-colored copper(II) nitrate (Cu(NO₃)₂) is heated, it decomposes to form black copper(II) oxide (CuO),...
Convey the following information in the form of a balanced
FeSO4 (aq) + 2NaOH (aq) → Fe (OH)2(s) + Na2SO4 (aq)
Balance the following chemical equation: Pb(NO3)2 (s) + Heat →
2Pb(NO3)2 (s) + Heat → 2PbO (s) + 4NO2 (g) + O2 (g)
Give one example of a combination reaction which is also
One common example is the burning of magnesium in oxygen to form magnesium oxide (MgO):...
Why will the colour of heated copper powder become black
When copper (Cu) powder is heated in the presence of air, it reacts with oxygen...
What is the difference between the following two types of
Reaction Type of Reaction Explanation AgNO₃ + HCl → AgCl + HNO₃ Double Displacement &...
Why is hydrogen peroxide kept in coloured bottles?
Hydrogen peroxide (H₂O₂) is stored in colored (usually dark or amber) bottles to prevent its...