UDM chemistry Placement Flashcards Preview

Chemistry 12 > UDM chemistry Placement > Flashcards

Flashcards in UDM chemistry Placement Deck (92)
Loading flashcards...
1

base SI unit for length

Meteres

2

base SI unit for mass

KG

3

base SI unit for time

s

4

base SI unit for electric current

amperes

5

base SI unit for temperature

kelvin

6

base SI unit for amount of substance

mole

7

base SI unit for luminous intensity

candela

8

kelvin to celsius equation

Tk= Tc +273.15

9

tera-

symbol: T
size:10^12

10

giga-

symbol: G
size: 10^9

11

mega

symbol: M
size: 10^6

12

kilo

symbol: K
size: 10^3

13

deci

symbol: d
size: 10^-1`

14

centi-

symbol: c
size: 10^-2

15

milli

symbol: 10^-3
size: m

16

micro

symbol: mu
size: 10^-6

17

nano

symbol: n
size: 10^-9

18

pico

symbol: p
size: 10^-12

19

femto

symbol: f
size: 10^-15

20

element

pure substance that can't be separated

21

compound

pure substance that can be separated

22

isotope

different # of neutrons

Mass #
element

23

mass #

protons + neutrons

24

periodic trends

go do the grade 11 flashcards

25

ionic bond

1.8 and above en difference means that there is an exchange of electrons and a crystal lattice is created. held together by electrostatic forces [ppp]+ [pppp]-

26

polar covalent bond

0,4-1.8 there is unequal sharing of e- H-O-H

27

non polar covalent bond

equal sharing 0-0.4

28

1 mole =

6.02 x 10^23 molecules

29

moles

go do some practice in the grade 11 textbook

30

balancing equations

practice some in the grade 11 textbook