Outcomes 3.4 - 3.6 (Test on Monday, January 25, 2016)

Question 1

What element is a Anion?

Answer 1

a Non-Metal

Question 2

What is the Symbol for Carbon tetrachloride?

Answer 2

CCl₄

Question 3

How are Polytomic atoms bonded together?

Question 4

Elements in group 17 will lose/gain howmany electrons? What would their charge be?

Answer 4

They will gain 1 electrons

They wil have a charge of -1

Question 5

What type of metals in the periodic table of elements are able to form more than one kind of ion?

Answer 5

The transition metals

Question 6

Do metals bond to form a compound?

Answer 6

no

Question 7

How to name Ions when it is a cation?

Answer 7

We use the name of the element, followed by the word “ion”

Example: Aluminum ion, Magnesium ion, Lithium ion

Question 8

Elements in group 18 will lose/gain howmany electrons? What would their charge be?

Answer 8

They will lose/gain no electrons

They have no charge

Question 9

Elements in group 13 will lose/gain howmany electrons? What would their charge be?

Answer 9

They will lose 3 electron

They wil have a charge of +3

Question 10

What is the goal of each atom in the compound?

Answer 10

Is to fill its valence shell

Question 11

What does the roman numeral at the end of the transition metalès name represent?

Answer 11

Its charge

For Ex;

Nickel III Bromide – The charge of the nickel is 3+

Question 12

Typically, atoms with this amount of valence electrons will gain electrons?

Answer 12

more than 4 valence electrons

Question 13

What do chemical formulas tell us about?

Answer 13

Chemical formulas tell us the ratio of the number of atoms of each element in a compound.

Question 14

Compounds often have what properties?

Answer 14

Compounds often have properties that are VERY DIFFRENT from elements they are made of. For example, water is a liquid at room temperature, but its constituents, oxygen and hydrogen, are both gases at room temperature.

Question 15

What is the Anion name of Fluorine?

Answer 15

Fluoride

Question 16

Why does the process of atoms gaining/losing atoms happen?

Answer 16

Because they have a desire to fill their valence shell

Question 17

What is the charge of a Cation?

Answer 17

Positive

Question 18

Cations Lose of Gain electrons?

Answer 18

Lose

Question 19

In the compounds that had ionic bonds, what did you notice about where the metal was in the formula?

Answer 19

The metal is always the first element in the compound

Question 20

How do atoms become ions when they lose or gain electrons?

Answer 20

It happens because the number of positively charged particles (protons) and negatively charged particles (electrons) are NO LONGER EQUAL

Question 21

What happens to Calcium during Ionic bonding? How do we know?

Answer 21

It will lose 2 elctrons while gaing 2 positive charges

Because calcium has 2 valence electrons

Question 22

Elements in group 16 will lose/gain howmany electrons? What would their charge be?

Answer 22

They will gain 2 electrons

They wil have a charge of -2

Question 23

What are the three ways that elements can obtain a full valence shell?

Answer 23

They can gain valence electrons

They can lose valence electrons

They can share valence electrons

Question 24

What are the two ways that atoms can bond or combine?

Answer 24

Covalently or Ionically

Question 25

How does ionic bonds occur?

Answer 25

They occur when electrons transfer from one atom to another.

Question 26

What happens when atoms gain or lose electrons?

Answer 26

They become ions

Question 27

What element name comes first base on the rules for Covalent compounds?

Answer 27

The elements closest to the upper left hand corner of the non-metals (closest to carbon) comes first.

Question 28

Elements in group 1 will lose/gain howmany electrons? What would their charge be?

Answer 28

They will lose 1 electron They wil have a charge of +1

Question 29

What are the prefixes base on the rules for Covalent compounds? 1 -10

Answer 29

1 = mono 2 = di 3 = tri 4 = tetra 5 = penta 6 = hexa 7 = hepta 8 = octa 9 = nona 10 = deca

Question 30

What happens to Chlorine during Ionic bonding? How do we know?

Answer 30

It will gain 2 electrons while losing a negative charge Because calcium has 7 valence electrons

Question 32

How are Covalent compounds diffrent to Ionic compounds?

Answer 32

Covalent compounds are diffrent to Ionic compounds because where Ionic compiunds lose or gain electrons, in covalent compounds, the electrons are SHARED between atoms This sharing of elecdtrons IS the covalent bond

Question 33

How are Covalent Compounds formed? 2

Answer 33

Are formed between elements that are both non-metals. Covalent compounds are also called molecular compounds

Question 34

If the number of protons is greater than the number of electron, the ion is?

Answer 34

Has a positive charge

Question 35

What type of bond happens when a metal and a non-metal bonds?

Answer 35

an IONIC BOND

Question 36

Elements in group 14 will lose/gain howmany electrons? What would their charge be?

Answer 36

They will gain/lose 4 electrons They wil have a charge of +4 0r -4

Question 37

What happens when metals mix together?

Answer 37

if metals mix together, the substance taht is formed is called an alloy

Question 38

What are the transition metals that are exceptions to the rule (Some transition metals have multiple charges) ? 2

Answer 38

Silver(Ag) will always have a plus one charge Zinc(Zn) will always have a plus 2 charge

Question 39

Are polytomic ions neutrally charged?

Question 40

What is the Anion name of Chlorine?

Answer 40

Chloride

Question 41

What is the number of something in an atom that changes?

Answer 41

Electrons

Question 42

Why don't the names of ionic compounds include prefixes?

Answer 42

For example: Sodium will only bond with chlorine once

Question 43

What do prefixes mean base on the rules for Covalent compounds?

Answer 43

The number of atoms of each element

Question 44

How to name Ions when it is a Anion?

Answer 44

We drop the ending of the element's name and add the suffix "ide" Example: Hyrogen = Hydride Flourine = Fluoride Oxygen = Oxide

Question 45

What is the charge of an Anion?

Answer 45

Negative

Question 46

What type of bond happens when a non-metal and a non-metal bonds?

Answer 46

A COVALENT BOND

Question 47

What is the Anion name of Arsenic?

Answer 47

Arsenide

Question 48

Do Polytomic atoms have an equal number of protons and electrons?

Question 49

Is the number of protons in an atom stable or not?

Answer 49

It is stable

Question 50

Elements in group 2 will lose/gain howmany electrons? What would their charge be?

Answer 50

They will lose 2 electron They wil have a charge of +2

Question 51

What are Polytomic Ions? 3

Answer 51

Is a charged particle with more than one atom They are bonded covalently. and are not neutrally charged They do not have an equal number of protons and electrons

Question 52

What is the number of what that determines whether the atom will gain or lose electrons?

Answer 52

valence electrons

Question 53

Elements in group 15 will lose/gain howmany electrons? What would their charge be?

Answer 53

They will gain 3 electrons They wil have a charge of -3

Question 54

What is the Symbol for Sulfur Dioxide?

Answer 54

SO₂

Question 55

What are positively charged ions called?

Answer 55

Cations

Question 56

What type of element is a Cation?

Answer 56

A metal

Question 57

in the ionic compound, Na₂O what is the subscript?

Answer 57

the number 2

Question 58

Anions Lose or Gain Electrons?

Answer 58

Gain

Question 59

Typically, atoms with this amount of valence electrons will lose electrons?

Answer 59

Fewer than 4 valence electrons

Question 60

On which element does the "ide" go base on the rules for Covalent compounds?

Answer 60

The second element

Question 61

What is the Anion name of Bromine?

Answer 61

Bromide

Question 62

How do we write Ion Symbols/Formulas?

Answer 62

We write the symbol of the element followed by the charge in superscript. Never write -1 or +1 just use a "-" or a "+" Example: Ca²⁺ , K⁺ , F^- , Al³⁺

Question 63

What is the Symbol for Dinitrogen pentaoxide?

Answer 63

N₂O₅

Question 64

What is the Anion name of Iodine?

Answer 64

Iodide

Question 65

What are compounds?

Answer 65

Compounds are pure chemical substances that are made of two or more diffrent CHEMICAL ELEMENTS CHEMICALLLY BONDED TOGETHER.