Elements and Compounds

Question 1

HYDROGEN

Answer 1

H , NM

Question 2

HELIUM

Answer 2

HE , NM

Question 3

CARBON

Answer 3

C , NM

Question 4

NITROGEN

Answer 4

N , NM

Question 5

OXYGEN

Answer 5

O , NM

Question 6

SODIUM

Answer 6

NA , M

Question 7

MAGNESIUM

Answer 7

MG , M

Question 8

ALUMINUM

Answer 8

AL , M

Question 9

SULPHUR

Answer 9

S , NM

Question 10

CHLORINE

Answer 10

CL , NM

Question 11

POTASSIUM

Answer 11

K , M

Question 12

CALCIUM

Answer 12

CA , M

Question 13

CHROMIUM

Answer 13

CR , M

Question 14

IRON

Answer 14

FE , M

Question 15

COPPER

Answer 15

CU , M

Question 16

ZINC

Answer 16

ZN , M

Question 17

BROMINE

Answer 17

BR , NM

Question 18

SILVER

Answer 18

AG , M

Question 19

IODINE

Answer 19

I , NM

Question 20

GOLD

Answer 20

AU , M

Question 21

MERCURY

Answer 21

HG , M

Question 22

LEAD

Answer 22

PB , M

Question 23

METALS

Answer 23

• SOLIDS
• MAGNETIC
• CONDUCT ENERGY
• SILVER AND SHINY
• HIGH THERMAL CONDUCTIVITY

Question 24

NON-METALS

Answer 24

• LIQUIDS AND GASES
• DULL
• DON’T CONDUCT ENERGY
• HIGH INSULATORS
• BRITTLE WHEN IF SOLID

Question 25

ELEMENT

Answer 25

SOMETHING ON THE PERIODIC TABLE

Question 26

COMPOUND

Answer 26

CONTAINS TWO OR MORE ELEMENTS IN FIXED POSITIONS

Question 27

MIXTURE

Answer 27

CONTAINS TWO OR MORE ELEMENTS OR COMPOUNDS PHYSICALLY MIXED TOGETHER

Question 28

COVALENT

Answer 28

CONSISTS OF TWO NON-METALS BONDED TOGETHER

Question 29

IONIC

Answer 29

CONSISTS OF A METAL BONDED TO A NON-METAL

Question 30

ATOM

Answer 30

A SMALLER PART OF AN ELEMENT THAT CAN EXISTS AND THEY ARE NEUTRAL (UNCHARGED)

Question 31

ION

Answer 31

CONSISTS OF ONE OR MORE ATOMS AND IS CHARGED

Question 32

MOLECULE

Answer 32

MADE UP OF A NUMBER OF ATOMS BONDED TOGETHER AND IS NEUTRAL (UNCHARGED)

Question 33

SODIUM ?

Answer 33

NA+

Question 34

POTASSIUM ?

Answer 34

K+

Question 35

CALCIUM ?

Answer 35

CA^2+

Question 36

COPPER ?

Answer 36

CU^2+

Question 37

ALUMINIUM ?

Answer 37

AL^3+

Question 38

MAGNESIUM ?

Answer 38

MG^2+

Question 39

CHLORIDE ?

Answer 39

CL-

Question 40

OXIDE ?

Answer 40

O^2-

Question 41

BROMIDE ?

Answer 41

BR-

Question 42

HYDROXIDE ?

Answer 42

OH-

Question 43

SULPHATE ?

Answer 43

SO4^2-

Question 44

CARBONATE ?

Answer 44

CO3^2-