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Substances can exist in three states – gas, liquid and solid. Water exists in all three states: gas (steam or water vapour), liquid (ordinary water) and solid (ice}. Properties of gases, liquids and solids are different.

— C. N. Ramachandra Rao Understanding Chemistry (1999)

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More quotes by C. N. Ramachandra Rao

The only part of the early concept of the elements that has survived is that elements have distinctive properties.

Understanding Chemistry (1999)

It is only since 1911 that we know that atoms contain negatively charged electrons and positively charged nuclei.

Understanding Chemistry (1999)

Philosophers of ancient Greece and India sought an answer to this question [What is matter made of] centuries before Christ.

Understanding Chemistry (1999)

An element is a substance which cannot be further reduced to a simpler substance by ordinary processes, and is made up of particles of one kind only.

Understanding Chemistry (1999)

My hero is Nobel Laureate Neville Mott who published four papers at the age of 92 when he died.

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