(BLUE) Atomic Structure

Question 1

Give the molecular formula of:
Ammonium ion

Answer 1

NH4+

Question 2

Give the molecular formula of:
Hydroxide ion

Answer 2

OH-

Question 3

Give the molecular formula of:
Nitrate (V) ion

Answer 3

NO3-

Question 4

Give the molecular formula of:
Sulfate (VI) ion

Answer 4

SO4(2-)

Question 5

Give the molecular formula of:
Carbonate ion

Answer 5

CO3(2-)

Question 6

Give the molecular formula of:
Phosphate(V) ion

Answer 6

PO4 (3-)

Question 7

Give the molecular formula of:
Chromate (VI) ion

Answer 7

CrO4(2-)

Question 8

Give the molecular formula of:
Manganate(VII) ion

Answer 8

MnO4-

Question 9

Give the molecular formula of:
Hydrogen carbonate ion

Answer 9

HCO3-

Question 10

Give the molecular formula of:
Dichromate(VI) ion

Answer 10

Cr2O7(2-)