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CBSE / Chemistry Questions

Total Questions 1082
what do you mean by water gas shift reaction?
H2O molecule is a triatomic molecule but its geometry is not linear. Why?
diamond is a hard and lustrus substance with most of the properties of metal then why it is considered as non metal
I have learn t acrylic is more durable than wool. Acrylic is less expensive, but wool is costly fibre. Why is it so?
What is actually mean by mole concept
Which element is mostly found in earth crust?
why is the window panes of old buildings become thicker at the bottom?
what is a valency ?
what is molar mass ?
how can we separate latic acid from milk?
while writing the equilibrium constant , we generally use aq and gases only.. why do we ignore pure solids and liquids?
how will water vapour with high boiling will condense in the bottom?
why do water and oil never mix with each other?
What is homologous series and it's characteristics?
describe the formation of hydrogen, chlorine, nitrogen and oxygen with diagram?
what is meant by a covalent componud?
which is the newest element in periodic table
How does face wash work?
THE PROPERTY OF METAL BY WHICH IT CAN BE BEATEN INTO THIN SHEET IS CALLED
what is valency?