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Gallium remains liquid up to __________ Kelvin.(a) 2176(b) 2376(c) 2476(d) 2276The question was posed to me during a job interview.My question is taken from p-Block Elements in portion p-Block Elements of Chemistry – Class 11

Answer»

Correct OPTION is (d) 2276

To explain I WOULD say: Low melting point of GALLIUM is due to the fact that it consists of Ga2 molecules and gallium REMAINS liquid up to 2276 k. Hence it is used in high-temperature thermometer. Gallium as a chemical symbol that is Ga and its atomic number is given as 31.



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