nts ih group 17 are also known as the a. transition metals b. halogens c. alkali

Question

nts ih group 17 are also known as the a. transition metals b. halogens c. alkali metals d. inert gases 13.The elements in group 1 are also known as the a. transition metals b. halogens c. alkali metals d. inert gases 14. Which of the following elements is a transition metal a. Sr b. Al c. Fe d. H 15. How many valance electrons does a carbon atom have a. 1 b. 2 c. 3 d. 4 16.What is the charge on the monatomic ion of the element rubidium (Rb) b. +1 d. +2 17. Which element forms +2 cations a. Ba b. Kr c. Na d. Al 18. Which atom will have the smallest size (atomic radius) b. S c. Al d. Si

Explanation / Answer

12)

group 17 is also known as halogens

Answer: b

13)

group 1 is also known as alkali metals

Answer: c

14)

Fe is transition metal

transition metals are d block elements

Answer: c

15)

carbon has 4 valence electrons

Answer: d

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