General Chemistry

Question 1

Group 1A is also known as … or …

Answer 1

Alkali metals or soluble group

Question 2

Enumerate the elements under Group 1A

Answer 2

H
Li
Na
K
Rb
Cs
Fr

Question 3

Group 2A is also known as …

Answer 3

Alkaline earth metals

Question 4

Enumerate the elements under Group 2A

Answer 4

Be
Mg
Ca
Sr
Ba
Ra

Question 5

Group 3A is also known as … or …

Answer 5

Boron group or icosagens

Question 6

Enumerate the elements under Group 3A

Answer 6

B
Al
Ga
In
Tl

Question 7

Group 4A is also known as … or …

Answer 7

Carbon group or crystallogens

Question 8

Enumerate the elements under Group 4A

Answer 8

C
Si
Ge
Sn
Pb

Question 9

Group 5A is also known as … or …

Answer 9

Nitrogen group or pnictogens

Question 10

Enumerate the elements under Group 5A

Answer 10

N
P
As
Sb
Bi

Question 11

Group 6A is also known as … or …

Answer 11

Oxygen group or chalcogens

Question 12

Enumerate the elements under Group 6A

Answer 12

O
S
Se
Te
Po

Question 13

Group 7A is also known as … or …

Answer 13

Halogens or salt-forming group

Question 14

Enumerate the elements under Group 7A

Answer 14

F
Cl
Br
I
At

Question 15

Group 8A is also known as … or …

Answer 15

Noble gases or group zero

Question 16

Enumerate the elements under Group 8A

Answer 16

He
Ne
Ar
Kr
Xe
Rn

Question 17

Group 1B is also known as …

Answer 17

Coinage metals

Question 18

Enumerate the elements under Group 1B

Answer 18

Cu
Ag
Au

Question 19

Group 2B is also known as …

Answer 19

Volatile metals

Question 20

Enumerate the elements under Group 2B

Answer 20

Zn
Cd
Hg

Question 21

Block/s of representative elements

Answer 21

S- and P-block

Question 22

Block/s of transition elements

Answer 22

D-block

Question 23

Block/s of lanthanide and actinide series

Answer 23

F-block

Question 24

Enumerate the metalloid elements

Answer 24

Si
Ge
Po
Sb
As
Te
B

Question 25

Form BASIC oxides/anhydrides

Answer 25

Metals

Question 26

Form ACIDIC oxides/anhydrides

Answer 26

Non-metals

Question 27

Most metallic and biggest element (MR: metallic property, radius)

Answer 27

Francium

Question 28

Highest INEA (ionization energy, non-metallic property, electronegativity, electron affinity)

Answer 28

Fluorine

Question 29

Conceptualize the first true periodic table

Answer 29

Antoine Laurent Lavoisier

Question 30

Who arranged the periodic table by increasing mass number

Answer 30

Meyer and Mendeleev

Question 31

Who arranged the modern periodic table by increasing atomic number

Answer 31

Henry Moseley

Question 32

Who organized elements into groups called triads

Answer 32

Johann Dobereiner

Question 33

Who proposed the law of octaves for organizing elements

Answer 33

John Newlands

Question 34

Most abundant elements on Earth's crust

Answer 34

1. Oxygen (gas) 2. Silicon (metalloid) 3. Aluminum (metal)

Question 35

Most abundant element in the universe

Answer 35

Hydrogen

Question 36

Rarest element

Answer 36

Astatin

Question 37

Ability of an element to attract electrons to itself

Answer 37

Electronegativity

Question 38

Energy gained by an atom when an electron is added to it

Answer 38

Electron affinity

Question 39

Amount of energy required to remove an electron from a neutral atom

Answer 39

Ionization energy or ionization potential

Question 40

Anode is an electrode where ... takes place

Answer 40

Oxidation

Question 41

Reduction happens in ... where ... gets in

Answer 41

Cathode, electrons

Question 42

The study of chemical processes that cause electrons to move

Answer 42

Electrochemistry

Question 43

Group 1 cations are also known as ...

Answer 43

Silver insoluble chlorides

Question 44

Enumerate the elements under group 1 cations

Answer 44

Hg Pb Ag

Question 45

Group 2A cations are also known as ...

Answer 45

Acid-insoluble sulfides

Question 46

Enumerate the elements under group 2A cations

Answer 46

Cu Pb Bi Cd

Question 47

Group 2B cations are also known as ...

Answer 47

Acid-soluble sulfides

Question 48

Group 3 cations are also known as ...

Answer 48

Base-insoluble sulfides

Question 49

Group 4 cations are also known as ...

Answer 49

Insoluble carbonates/phosphates/sulfates

Question 50

Enumerate the group 5 cations

Answer 50

Li NH4 Na K Cs Rb

Question 51

Enumerate the amphoteric elements and hydroxides

Answer 51

Be Pb Al Sn Zn + Cr(OH)2