Question

what are the elements in group 1 of periodic table called 'alkali metals'? mention the symble of a post - uranium elements?​

Answer 1

Answer:

Alkali metal, any of the six chemical elements that make up Group 1 (Ia) of the periodic table—namely, lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). The alkali metals are so called because reaction with water forms alkalies (i.e., strong bases capable of neutralizing acids).

Answer 2

Answer:

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Explanation:

The elements in group 1 of periodic table are called alkali metals because their reaction with water forms alkalies (i.e. strong bases capable of neutralizing acids ).

When liquid, uranium ( at m.p. ) is a chemical element with the symbol U and atomic number 92. It is a silver grey metal in the actinides series of the periodic table. A uranium atom has 92 protons and 92 electrons , of which 6 are valence electrons.