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thermoplastic
thermoset
chemical compound
polymer
The maximum number of covalent formed by nitrogen is
The maximum number of electrons that can be accommodated in a shell depends on the formula
The maximum number of isomers for an alkene with molecular formula C4H8 is
The metal chiefly used for galvanising iron is :
The metal does not give H2 on treatment with dilute HCL is
The metal that is used as a catalyst in the hydrogenation of oils is
The metal that is usually extracted from sea water is
The metal used to galvanise iron to protect it from rusting is
The metal used to recover copper from a solution of copper sulphate is
The metal which reacts most violently with with cold water is