Chemistry: Atoms and the Periodic Table

Question 1

Another name for group 1 is

Accepted Answer

Alkali Metals

Question 2

How many protons does magnesium have?

Accepted Answer

12

Question 3

How many neutrons does Hydrogen have?

Accepted Answer

0

Question 4

What is the element with the symbol Cl called?

Accepted Answer

Chlorine

Question 5

How many electrons does Hydrogen have?

Accepted Answer

1

Question 6

How many protons does Hydrogen have?

Accepted Answer

1

Question 7

What element has the symbol H?

Accepted Answer

Hydrogen

Question 8

An element found in group 17 is

Accepted Answer

Fluorine

Question 9

What element has the symbol Mg?

Accepted Answer

Magnesium

Question 10

Another name for group 18 is

Accepted Answer

The Noble Gases

Question 11

Something special about group 18 elements is that

Accepted Answer

they are very unreactive

Question 12

How many electrons does magnesium have?

Accepted Answer

12

Question 13

Which of the following elements is found in group 1?

Accepted Answer

Potassium

Question 14

How many neutrons does magnesium have?

Accepted Answer

12

Question 15

An element found in group 18 is

Accepted Answer

Neon

Questions 15