Which one of the following is a good electrical conductor?
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According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.
Find the odd one out.
The molecular formula of Propane is
A change in which no new substances are formed is called _____________.
Which of the following elements has the lowest melting point?
Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?
Soft drinks contain: