What is the process of rust forming on iron called?
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According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.
Which of the following compounds is the strongest acid?
An economic system combining private and state enterprise is called as _____
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase.
By fits and starts
For the aquatic organisms, the source of food is
What is dry ice?
Atomic number of which of the following elements is greater than that of Aluminium?