Atom and Periodic Table

Question 1

The number of protons is always equal to the number of electrons in an atom

Accepted Answer

True

Question 2

The Alkali Metals react explosively with water

Accepted Answer

True

Question 3

What is the atomic number of the following element?

Accepted Answer

16

Question 4

What is this?

Accepted Answer

Element

Question 5

What is the mass number of the following element

Accepted Answer

31

Question 6

The second orbital can hold a maximum of 8 electrons

Accepted Answer

True

Question 7

What is this?

Accepted Answer

Mixture

Question 8

The mass number of an element tells us...

Accepted Answer

The number of protons and neutrons in the nucleus

Question 9

How many neutrons would the atom of the following element have?

Accepted Answer

10

Question 10

What does the atomic number tell us about an atom

Accepted Answer

The number of protons

Question 11

How many protons does the following atom have?

Accepted Answer

2

Question 12

Where are protons located?

Accepted Answer

Nucleus

Question 13

What group are the Noble Gases

Accepted Answer

Group 8

Question 14

Name the scientist who used electrons shells to explain atomic structure

Accepted Answer

Neils Bohr

Question 15

Group 1 on the Periodic Table

Accepted Answer

The Alkali Metals

Question 16

What is the mass of a neutron?

Accepted Answer

1 amu

Question 17

There are 3 subatomic particles that make up an atom

Accepted Answer

True

Question 18

The first orbital can hold 3 electrons

Accepted Answer

False

Question 19

What is this?

Accepted Answer

Compound

Question 20

Neutrons have a negative charge

Accepted Answer

False

Questions 20