Elements in group 1A are best describe as:
(i) Alkali Metals. Soft, silvery metals that react rapidly with water.
(ii) Halogens. Colorful, corrosive nonmetals.
(iii) Alkaline Earth Metals. Silvery meatls that are less reactive that alkali metals.
(iv) Noble Gases. Colorless gases with very low chemical reactivity.
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Periodic Table concept. You can view video lessons to learn Periodic Table. Or if you need more Periodic Table practice, you can also practice Periodic Table practice problems.