Atoms and the Periodic Table

Question 1

Which element is in the same group or family as fluorine?

Accepted Answer

Chlorine

Question 2

Which element is in the same period as boron?

Accepted Answer

Lithium

Question 3

What is the mass of an atom with 4 protons, 5 neutrons, and 4 electrons?

Accepted Answer

9

Question 4

Which element is in the same group or family as lithium?

Accepted Answer

Sodium

Question 5

In the sun two Hydrogen isotopes fuse together to form _______.

Accepted Answer

Helium

Question 6

What is true of elements in the same period?

Accepted Answer

They have the same number of shells.

Question 7

Which radioactive particle is the same as an Helium Atom?

Accepted Answer

Alpha Particles

Question 8

Which of the following describes an isotope?

Accepted Answer

Same atomic number, different atomic mass

Question 9

These elements are highly reactive and give up one electron to become stable.

Accepted Answer

Alkali Metals

Question 10

For fission to continue, ________.

Accepted Answer

A chain reaction must occur.

Question 11

Unstable nuclei (plural of nucleus) emit energy in the form of ________.

Accepted Answer

radiation

Question 12

Which elements will react most similarly to each other?

Accepted Answer

Elements in the same group.

Question 13

What subatomic particle is negatively charged and found on the shell?

Accepted Answer

electron

Question 14

Which particle can be stopped by paper or a few centimeters of air?

Accepted Answer

Alpha

Question 15

Where are the nonmetals on the periodic table?

Accepted Answer

On the upper right corner

Question 16

Which is true of ions of the same element?

Accepted Answer

Different number of electrons

Question 17

What are protons and neutrons made of?

Accepted Answer

quark

Question 18

How many protons in the isotope C-13?

Accepted Answer

6

Question 19

What subatomic particle is positively charged and found in the nucleus?

Accepted Answer

proton

Question 20

In a nuclear reactor or in a bomb energy is released in what process?

Accepted Answer

Fission

Question 21

What ion will Oxygen form? (Look at the outside shell--the valence shell.)

Accepted Answer

-2

Question 22

Which radioactive particle is found in the Electromagnetic Spectrum?

Accepted Answer

Gamma Rays

Question 23

These elements are highly reactive and need only one electron to fill their outer shell.

Accepted Answer

Halogens

Question 24

If elements have the same number of protons and electrons, which is true?

Accepted Answer

They have a neutral charge.

Question 25

Most of the periodic table is composed of ________?

Accepted Answer

<p>metals</p>

Question 26

Why is radioactive waste so difficult to clean up?

Accepted Answer

Long Half-Life of most radioactive materials.

Question 27

Which radioactive particle is the same as a high speed electron?

Accepted Answer

Beta Particles

Question 28

Place the radioactive particles from most penetrating to least penetrating?

Accepted Answer

Gamma Beta Alpha

Question 29

How many protons in the isotope C-12?

Accepted Answer

6

Question 30

If the blue represents protons, what element is this?

Accepted Answer

Beryllium

Question 31

What is true of elements in the same group or family?

Accepted Answer

They have the same number of valence electrons.

Question 32

Which element is stable and will not form an ion?

Accepted Answer

Neon

Question 33

What is true about elements in the far right column (Group 18)?

Accepted Answer

They are not reactive.

Question 34

Where are the metals on the periodic table?

Accepted Answer

On the left

Question 35

What subatomic particle has no charge and is found in the nucleus?

Accepted Answer

neutron

Question 36

How many neutrons in the isotope C-14?

Accepted Answer

8

Question 37

If the red represents protons, what element is this?

Accepted Answer

Lithium

Question 38

At the doctors office, a heavy metal vest is placed over you to protect you from _____.

Accepted Answer

Gamma Particles

Question 39

Which element is a Transition Metal?

Accepted Answer

Copper

Question 40

Which element is a Metalloid?

Accepted Answer

Silicon

Question 41

The periodic table organizes the elements first by which of the following?

Accepted Answer

Atomic Number

Question 42

How many neutrons in the isotope C-12?

Accepted Answer

6

Question 43

Which element is a Noble Gas?

Accepted Answer

Neon

Question 44

What is true about elements in the far left column (Group 1)?

Accepted Answer

They easily give up electrons.

Question 45

Why are the Noble Gases the most stable?

Accepted Answer

Their outside shell is full.

Question 46

How many protons in the isotope C-14?

Accepted Answer

6

Question 47

What is the atomic mass of the displayed element?

Accepted Answer

7

Question 48

What subatomic particles have approximately the same mass?

Accepted Answer

protons and neutrons

Question 49

How many neutrons in the isotope C-13?

Accepted Answer

7

Question 50

What ion will Magnesium form? (Look at the outside shell--the valence shell.)

Accepted Answer

+2

Atoms and the Periodic Table

Questions 50

Atoms and the Periodic Table

Questions 50