write the letter of the correct answer
1.which of the following element is an alkali metal?
A. Li B.Ba C.S D.CI
2.The vertical columns in the periodic table are called____?
3.which family of elements includes neon and argon?
A. Halogens B. Alkali metals C. noble gases D. alkaline earth metals
4.the elements commonly known as the alkali metals are part of which group in the periodic table?
A.IA B. IIA C. VIIA D.VIIIA
5.in the periodic table,which of the following identifies a horizontal row?
A.period B.group C.family D.series
pls answer it truthfully po need ko talaga now​