Pnictogens

Question 1

Group V elements

Answer 1

Pnictogens

Question 1

True or False: Group V-A elements are all non-metallic

Answer 1

false, the last two elements are metals

Question 2

Electron configuration of pnictogens

Answer 2

s2p3

Question 3

True or false: Pnictogen family changes from solid to gaseous state going down

Answer 3

False

Question 4

True or False: the melting point and boiling point of pnictogens increase as atomic mass increases

Answer 4

True

Question 5

True or False: The group becomes less electronegative as it descends.

Answer 5

True

Question 6

True or false: Pnictogens become more metallic as it goes down the group

Answer 6

True

Question 7

True or False: in the presence of a suitable catalyst the Pnictogen family of elements react with hydrogen gas to produce hydrides.

Answer 7

True

Question 8

True of False: Elements in the Pnictogen family are all flammable

Answer 8

True

Question 9

All elements of group 15 have _____ electrons on their outermost orbit

Answer 9

5

Question 10

True or False: all elements in the pnictogen group are toxic

Answer 10

False, nitrogen is not toxic

Question 11

True or False: all elements in the pnictogen family are stable

Answer 11

True

Question 12

Taken orally to relieve diarrhea, Nausea, and indigestion

Answer 12

Bismuth (Bi)

Question 13

Commonly applied for dental cleaning

Answer 13

Phosphate

Question 14

Prevent chest pains

Answer 14

Nitrogen