Unit 3 - Bonding and Compounds

Question 1

Order (noble gases, alkaline metals, alkali metals, and transition metals from most reactive (top) to least reactive(bottom)

Answer 1

-alkali metals
-alkaline earth metals
- transition metals
- noble gases

Question 2

Copper, gold, and iron are____________ metals

Answer 2

transition

Question 3

Alkaline earth metals want to _________ ___ electrons

Answer 3

give away —— two

Question 4

All ___________ are radioactive

Answer 4

Actinides

Question 5

What state of matter is bromine(Br) at the room temperature (20 degrees celsius)

Answer 5

liquid

Question 6

what percent of the atmosphere is made up of noble gases

Answer 6

1%

Question 7

What state of matter is chlorine (Cl) at room temperature (20 degrees Celsius)

Answer 7

gas

Question 8

Halogens want to ___________ electron(s)

Answer 8

gain one

Question 9

TRUE OR FALSE: Hydrogen is an alkali metal

Answer 9

FALSE

Question 10

In general, nonmetals…

Answer 10

Have low electrical and thermal conductivity

Question 11

The Bohr model of the atom added _______________________ to show how the electrons were arranged around the nucleus.

Answer 11

energy levels

Question 12

Is this statement true or false: Lightweight negative electrons move in the nucleus.

Answer 12

Light weight negative electrons move in the nucleus

Question 13

The word “atomos” means

Answer 13

indivisible

Question 14

_______________ are regions inside atoms where electrons are likely to be found. Can we predict the exact path of the election according to the modern theory of the atom? ________

Answer 14

Energy levels —— no

Question 15

_______________ are regions inside atoms where electrons are likely to be found. Can we predict the exact path of the election according to the modern theory of the atom? ________

Answer 15

Energy levels —– no