Trends in the periodic table #3

Question 1

Why are the Noble gases unreactive?

Accepted Answer

Full outer electron shells

Question 2

The color of the Noble gas group on the periodic table is?

Accepted Answer

Blue

Question 3

What ions do Alkaline earth metals form?

Accepted Answer

2+

Question 4

Which color group on the periodic table represents the Halogens?

Accepted Answer

Yellow

Question 5

Most elements in the Periodic Table are metals. True or False

Accepted Answer

True

Question 6

What is the name of the elements in group 1?

Accepted Answer

Alkali metals

Question 7

Some elements have properties of both metals and non-metals. True or False

Accepted Answer

True

Question 8

Do metal elements tend to gain or lose electrons?

Accepted Answer

Lose

Question 9

Why is the carbon group so useful?

Accepted Answer

They can gain or lose 4 electrons

Question 10

Alkali metals are extremely reactive. Why?

Accepted Answer

They only have one electron in outer shell

Question 11

The number of electron shells an atom has increases as you go down a Group. True or False

Accepted Answer

True

Question 12

What is the symbol for the element Carbon?

Accepted Answer

C

Question 13

The No. of electrons an element has increases as you move across a period. True or False

Accepted Answer

True

Question 14

What happens to the reactivity of the Halogens as you move down the Group?

Accepted Answer

less reactive

Question 15

Elements in the same Group have similar properties to one another. True / False

Accepted Answer

True

Question 16

The mass of elements decreases as you move across a Period. True or False

Accepted Answer

False

Question 17

K is the symbol for which element?

Accepted Answer

Potassium

Question 18

Elements increase in size as you move across a Period. True or False

Accepted Answer

True

Question 19

Elements in the same Period have similar properties to one another. True/False

Accepted Answer

False

Question 20

The mass of elements increases as you move down a Group. True or False

Accepted Answer

True

Questions 20