Ions

Question 1

Which are the common group 1A ions?

Answer 1

H+
Li+
Na+
K+
Rb+
Cs+

Question 2

Which are the common group 2A ions?

Answer 2

Mg 2+
Ca 2+
Sr 2+
Ba 2+

Question 3

Which are the common group 3A ions?

Answer 3

Al 3+

Question 4

Which are the common group 4A ion?

Answer 4

Sn 2+
Pb 2+

Question 5

Which are the common group 5A ions?

Answer 5

N 3-
P 3-
Bi 3-

Question 6

What are the common group 6A ions?

Answer 6

O 2-
S 2-
Se 2-
Te 2-

Question 7

Which are the common group 7A ions?

Answer 7

H-
F-
Cl-
Br-
I-

Question 8

What is the charge of titanium ion?

Answer 8

Ti 4+

Question 9

What is the charge of chromium ion?

Answer 9

Cr 2+
Cr 3+

Question 10

What is the charge of manganese ion?

Answer 10

Mn 2+

Question 11

What is the charge of iron ion?

Answer 11

Fe 2+
Fe 3+

Question 12

What is the charge of cobalt ion?

Answer 12

Co 2+
Co 3+

Question 13

What is the charge of nickel ion?

Answer 13

Ni 2+

Question 14

What is the charge if Copper ion?

Answer 14

Cu+
Cu 2+

Question 15

What is the charge of silver ion?

Answer 15

Ag+

Question 16

What is the charge zinc ion?

Answer 16

Zn 2+

Question 17

What is the charge of cadmium ion?

Answer 17

Cd 2+

Question 18

What is the charge of mercury ion?

Answer 18

(Hg2) 2+
Hg 2+

Question 19

Which of the common elements have multiple ions?

Answer 19

Cr, Fe, Co, Cu, Hg, H