donceschinev donceschinev

21-10-2015
Chemistry

contestada

Which of the following elements is a member of the halogen family and is located in period 3? *

Respuesta :

Abbygal Abbygal

21-10-2015

Hey!
This would be chlorine.
Period refers to rows, and the halogen family is group 17, they have 7 valence electrons.

Answer Link

Otras preguntas

For all real numbers x and y, if x # y = x(x-y), then x # (x # y) =My question is, how does x # (x # y) = 8 and how does it also equal to x(squared) - x(cub

Help me please machiavellian 1. a hodge-podge of writings all mixed together 2. utterly revolting; appalling; extremely wicked/brutal/cruel 3. methodology of ga

Which measures would be the side lengths of a right triangle? A. 2 cm, 5 cm, 7 cm B. 9 cm, 14 cm, 17 cm C. 7 cm, 17 cm, 24 cm D. 5 cm, 12 cm, 13 cm

Solve the system.x – 2y = 103x + 2y = 14(Points : 5)(–8, 6)(–2, 6)(6, –8)(6, –2)

A 170 g hockey puck sliding at 25 m/s slows to a speed of 10 m/s in a distance of 7.5 m. Determine the force of friction causing the puck to slow.

1. Explain with reasons why burning of paper is a chemical change.

120, 160, 200 Find the gcfplease show me the work.

A two digit number is 4 times the sum of its digits and twice the product of its digit.FIND THE NUMBER

A triangle has two sides of lengths 7 and 9. What value could the length of the third side be?

Help me please machiavellian 1. a hodge-podge of writings all mixed together 2. utterly revolting; appalling; extremely wicked/brutal/cruel 3. methodology of ga