Elements and Ions

Question 1

What is the symbol for Hydrogen?

Answer 1

H

Question 2

True or False: The symbol for Gold is Au.

Answer 2

True

Question 3

Fill in the blank: The chemical symbol for Sodium is ____.

Answer 3

Na

Question 4

Which element has the symbol ‘O’?

Answer 4

Oxygen

Question 5

What is the symbol for Carbon?

Answer 5

C

Question 6

True or False: The symbol for Iron is Fe.

Answer 6

True

Question 7

What element is represented by the symbol ‘Cl’?

Answer 7

Chlorine

Question 8

Fill in the blank: The chemical symbol for Potassium is ____.

Answer 8

K

Question 9

What is the symbol for Silver?

Answer 9

Ag

Question 10

Which element has the symbol ‘N’?

Answer 10

Nitrogen

Question 11

True or False: The symbol for Mercury is Hg.

Answer 11

True

Question 12

What is the symbol for Calcium?

Answer 12

Ca

Question 13

Which element is represented by the symbol ‘Ne’?

Answer 13

Neon

Question 14

Fill in the blank: The chemical symbol for Lead is ____.

Answer 14

Pb

Question 15

What is the symbol for Helium?

Answer 15

He

Question 16

True or False: The symbol for Platinum is Pt.

Answer 16

True

Question 17

What element has the symbol ‘B’?

Answer 17

Boron

Question 18

Which element has the symbol ‘Zn’?

Answer 18

Zinc

Question 19

What is the symbol for Arsenic?

Answer 19

As

Question 20

Fill in the blank: The chemical symbol for Iodine is ____.

Answer 20

I

Question 21

Which element is represented by the symbol ‘Li’?

Answer 21

Lithium

Question 22

What is the symbol for Cobalt?

Answer 22

Co

Question 23

True or False: The symbol for Chromium is Cr.

Answer 23

True

Question 24

What is the symbol for Nickel?

Answer 24

Ni

Question 25

Fill in the blank: The chemical symbol for Sulfur is ____.

Answer 25

S

Question 26

Which element has the symbol 'F'?

Answer 26

Fluorine

Question 27

What is the symbol for Xenon?

Answer 27

Xe

Question 29

What is an ion?

Answer 29

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Question 30

True or False: Cations are positively charged ions.

Answer 30

True

Question 31

What is the charge of an anion?

Answer 31

An anion carries a negative charge.

Question 32

Fill in the blank: A cation is formed when an atom _____ electrons.

Answer 32

loses

Question 33

What type of elements typically form cations?

Answer 33

Metals typically form cations.

Question 34

Which group of the periodic table generally forms anions?

Answer 34

Nonmetals generally form anions.

Question 35

What is the charge of a sodium ion (Na+)?

Answer 35

The charge of a sodium ion is +1.

Question 36

True or False: Ions can be formed from both atoms and molecules.

Answer 36

True

Question 37

What is the most common ion of chlorine?

Answer 37

The most common ion of chlorine is chloride (Cl-).

Question 38

Fill in the blank: When magnesium loses two electrons, it becomes a _____ ion.

Answer 38

magnesium cation (Mg2+)

Question 39

What is the charge of a calcium ion (Ca2+)?

Answer 39

The charge of a calcium ion is +2.

Question 40

What does the suffix '-ide' indicate in an anion's name?

Answer 40

The suffix '-ide' indicates that the ion is a simple anion derived from a single element.

Question 41

Which ion is formed by oxygen?

Answer 41

Oxygen forms the oxide ion (O2-).

Question 42

What is the polyatomic ion for sulfate?

Answer 42

The polyatomic ion for sulfate is SO4^2-.

Question 43

True or False: Ions are always formed by the transfer of protons.

Answer 43

False

Question 44

What do you call a positively charged ion formed from a single atom?

Answer 44

A monatomic cation.

Question 45

What is the name of the ion with the formula NH4+?

Answer 45

The ion with the formula NH4+ is called ammonium.

Question 46

Fill in the blank: The ion name for Fe3+ is _____ iron.

Answer 46

ferric

Question 47

What is the charge of a phosphate ion (PO4^3-)?

Answer 47

The charge of a phosphate ion is -3.

Question 48

What is the difference between a monatomic ion and a polyatomic ion?

Answer 48

A monatomic ion consists of a single atom with a charge, while a polyatomic ion consists of two or more atoms bonded together that carry a charge.

Question 49

True or False: All metals can form cations.

Answer 49

True

Question 50

What is the name of the ion formed by the element potassium?

Answer 50

The ion formed by potassium is called potassium ion (K+).

Question 51

Fill in the blank: The carbonate ion has the formula _____.

Answer 51

CO3^2-

Question 52

What is the common charge of transition metal ions?

Answer 52

Transition metal ions can have multiple charges, but common charges include +2 and +3.

Question 53

What is the charge of a nitrate ion (NO3-)?

Answer 53

The charge of a nitrate ion is -1.

Question 54

What does aq mean

Answer 54

Aqueous

Question 55

What is the chemical formula of water

Answer 55

H20

Question 56

What is the chemical formula of carbon dioxide

Answer 56

CO2

Question 57

What is the chemical formula of Chlorine

Answer 57

Cl2

Question 58

What is the chemical formula for ammonia?

Answer 58

NH3

Question 59

What is the chemical formula for Hygrogen

Answer 59

H2

Question 60

What is the chemical formula for oxygen

Answer 60

O2

Question 61

What is the chemical formula for ammonium

Answer 61

NH4+

Question 62

What is the chemical formula for nitrate

Answer 62

N03-

Question 63

What is the chemical formula for hydroxide

Answer 63

OH-

Question 64

What is the chemical formula for carbonate

Answer 64

CO32-

Question 65

What is the chemical formula for sulphate

Answer 65

SO4-