inorgaic ions

Question 1

What ions are the components of DNA and ATP?

Answer 1

phosphate ions

Question 2

what ions have a role in pH?

Answer 2

hydrogen ions

Question 3

which ions are a component of haemoglobin?

Answer 3

iron ions

Question 4

which ions have a role in the transport of glucose and amino acids?

Answer 4

sodium ions

Question 5

How could an ion be described?

Answer 5

an atom with an electric charge

Question 6

what type of ion is positively charged?

Answer 6

cation

Question 7

which type of ion is negatively charged?

Answer 7

anion

Question 8

How would one deascribe an inorganic ion?

Answer 8

ion not containing carbon

Question 9

How is pH calculated?

Answer 9

Based on the concentrations of H+ ions

Question 10

What is the formula for calculating pH from the concentration of hydrogen ions?

Answer 10

pH= -log[H+]

Question 11

which ion forms part of the chlorophyll molecule?

Answer 11

Mg2+ ion

Question 12

which ion has a role in blood clotting in animals?

Answer 12

Ca2+ ion

Question 13

which ion is important for the absorption of light energy for photosynthesis?

Answer 13

Mg2+ ion

Question 14

which ion is (most) involved in the transmission of neutrotransmitters between neurones in muscle contractions?

Answer 14

Ca2+ ion

Question 15

which ion is associated with haemoglobinin red blood cells

Answer 15

Fe2+ ions

Question 16

which ion moves out of the cells lining the lungs so the mucus is not thick?

Answer 16

Cl- ion

Question 17

Which ion is used in the production of ATP, nucleic acids and phospholipids?

Answer 17

PO43- ion

Question 18

Which ion is pumped into cells by active transport in exchange for sodium ions?

Answer 18

K+ ions

Question 19

Which ion is used to produce amino acids and proteins?

Answer 19

NO3- ions

Question 20

How would one best describe an organic ion?

Answer 20

ion containing carbon