Atomic number of which of the following elements is greater than that of Chlorine
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Decane has how many hydrogen atoms?
Atomic number of which of the following elements is greater than that of Zinc
________ is made by mixing iron with carbon and metals like chromium, nickel and manganese.
Rust is formed from iron and
Rust is formed from iron and oxygen.
Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?
Which among the following is an example of solid sol?
Monazite is an ore of
Monazite is an ore of cerium, thorium and lanthanum.
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