Question

write the use of elements oinperiodic table of group 2​

Answer 1

Answer:

This group includes beryllium, magnesium, calcium, strontium, barium, and radium. ... Having two valence electrons makes this group reactive, meaning the elements want to combine with other elements, not just water. Other characteristics most share include being soft and silvery.

Explanation:

The alkaline earth metals are six chemical elements in group 2 of the periodic table. They are beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra).

Answer 2

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i. Beryllium is used as a moderator in nuclear reactors.

II).Alloy of magnesium and aluminium is widely used as structural material and in aircrafts.

iii. Calcium ions are important ingredient in biological system, essential for healthy growth of bones and teeth.

iv. Barium sulphate is used in medicine as barium meal for intestinal X-ray