Question

What was significant about the discovery of gallium

Answer 1

it confirmed medeleeve's hypothesis (prediction) and showed the use of his table

Answer 2

The significance of the discovery of Gallium is discussed below.

• Dmitri Mendeleev predicts all properties and elements in the periodic table.

• In 1875 Paul Emile Lecoq de boibaudran discovered gallium in the pyrenees mountains.

• Before this Gallium was not physically discovered since Mendeleev's death although Mendeleev predicts its presence even he never saw it before.

• Gallium is also known by "Ga", it is a Metal and Its state of matter is liquid at room temperature.

• Gallium is a solid metal at room temperature that melts in your hands.