Cheat sheet

Question 1

list the 5 soluble elements form group 1:

Answer 1

Li+
Na+
K+
Rb+
Cs+

Question 2

Is ammonium soluble?

Answer 2

Yes

Question 3

Is barium hydroxide soluble?

Answer 3

Yes

Question 4

state the solubility of calcium hydroxide

Answer 4

sparingly soluble

Question 5

list the diatomic molecules [7 points]

Answer 5

iodine, bromine, caron, flourine, oxygen, nitrogen, hydrogen

Question 6

what element is the most reactive?

Answer 6

Potassium

Question 7

give the reactivicty series and the pneumonic to remember it

Answer 7

please - K
stop - Na
calling - Li
my - Mg
zebra - Zn
in - Fe
class - Cu
she - Ag
grunts - Au

Question 8

what is the charge for group 1 of the pt?

Answer 8

1+

Question 9

what is the charge of silver?

Answer 9

1+

Question 10

what is the name for the first group in the pt

Answer 10

alkali metals

Question 11

whats the name for the last group (8 or 0) of the pt

Answer 11

noble gases

Question 12

what charge does ammonium have?

Answer 12

1+

Question 13

what charge does hydroxide have?

Answer 13

OH-

Question 14

what charge do nitrates have?

Answer 14

NO3-

Question 15

what charge do carbonates and sulphates have?

Answer 15

2- charge

Question 16

what charge do phosphates have?

Answer 16

3-