CHAPTER 7 SCIENCE

Question 1

How many Valence Electrons electrons does Hydrogen need to be stable?

Accepted Answer

2

Question 2

Did this help you review?

Accepted Answer

I DON'T CARE, I WISH I WAS SLEEPING, NAH.....I'VE BEEN STUDYING FOR THE PAST YEAR, STILL GOING TO FAIL THE EXAM, YES!

Question 3

Which of the following is not a Halogen?

Accepted Answer

Bromine

Question 4

What fake social media account did we make in this chapter?

Accepted Answer

Facebook

Question 5

How many families are there?

Accepted Answer

8

Question 6

Which of these is not an element?

Accepted Answer

Kryptonite

Question 7

Who discovered the neutron?

Accepted Answer

James Chadwick

Question 8

What is an isotope?

Accepted Answer

Type of element w/ same number of protons but not neutrons.

Question 9

What is an orbital?

Accepted Answer

The ring outside the nucleus where electrons are found.

Question 10

Which of the following is true-

Accepted Answer

Family = Column

Question 11

How many columns are there?

Accepted Answer

18

Question 12

What is the atomic mass for lithium?

Accepted Answer

6.914

Question 13

How many valence electrons in Hydrogen?

Accepted Answer

1

Question 14

What does The Modern Atomic Theory state?

Accepted Answer

States that matter is composed of small units called atoms.

Question 15

What charge does an electron have?

Accepted Answer

Negative

Question 16

What is the atomic number of Lanthanum?

Accepted Answer

57

Question 17

What does amu stand for?

Accepted Answer

Average Mass Unit

Question 18

Who discovered the proton?

Accepted Answer

Ernest Rutherford

Question 19

What families numbers contain transition metals?

Accepted Answer

3-12

Question 20

What charge do Alkaline Earth Metals have?

Accepted Answer

2

Question 21

What charge does a neutron have?

Accepted Answer

Neutral

Question 22

Where are the metalloids located on the periodic table?

Accepted Answer

Most of the staircase

Question 23

What charge does a proton have?

Accepted Answer

Positive

Question 24

What does it mean for an element to be radioactive?

Accepted Answer

It goes boom., An element subject to degeneration of its nucleus.

Question 25

What charge do Alkali Metals have?

Accepted Answer

1

Question 26

Who discovered the Electron?

Accepted Answer

J. J. Thomson

Question 27

How many periods are there?

Accepted Answer

7

CHAPTER 7 SCIENCE

Questions 27

CHAPTER 7 SCIENCE

Questions 27