Reaction in which two or substance combine together to form single compound is called
What type of reaction occurs in the digestion of food in our body
Digestion of food in our body is a decomposition reaction.
Decomposition reaction is a type of chemical reaction in which single compound splits into two or more simple substances.
In digestion of food carbohdratess, proteins, fats dcomposes to simple substaces that provide energy to do work.
Name the reaction when two reactant molecules exchange their partner ion
The chemical formula of lead sulphate is
What is the reaction in which one substance is oxidised and other is reduced called ?
Arrange iron zinc and copper in their increasing reactivity
Two effects of corrosion is
When the metal is attack by moisture oxygen etc then it get corrode and rust and are called corrosion on the other hand when the food or oil is oxidised and become rancid and taste and smeel also change then are called rancidity.
Corrosion can be prevented by
Give the value of x,y,and z for the equation
xHCl +O2________yH2O +zCl2
Symbol used for aqueous solution is
An aqueous solution is a solution in which the solvent is water. It is mostly shown in chemical equations by appending (aq) to the relevant chemical formula.