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CBSE Notes 2011-2012 » IX-Science-Term2

Atoms and Molecules

Which of the following contains maximum number of molecules ?

Multiple choice question

Which of the following contains maximum number
of molecules ?

3.42 g of sucrose are dissolved in 18 g of water in a beaker. The number of oxygen atoms in the solu...

Multiple choice question

3.42 g of sucrose are dissolved in 18 g of water in a
beaker. The number of oxygen atoms in the solution
are

A change in the physical state can be brought about

Multiple choice question

A change in the physical state can be brought about

The chemical symbol for sodium is

Multiple choice question

The chemical symbol for sodium is

Which of the following would weigh the highest ?

Multiple choice question

Which of the following would weigh the highest ?

Which of the following has maximum number of atoms ?

Multiple choice question

Which of the following has maximum number of
atoms ?

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