Question

Name the following Family of metal have valency one
A Alkali metal​

Answer 1

Answer:

r will always have his eyes on the examination and his teaching will be more in the nature of coaching students for a pass than building up his mind. ... ADVERTISEMENTS: Thus, teaching has now largely become examination-oriented

sorry for spamming

Answer 2

Answer:

When used in their pure form, what you can expect is for the metal to bend and scratch easily and tarnish due to exposure to other elements. Alloys are, therefore, useful metals for jewelry. They increase the variety of metals that can get used.