Atoms and reations

Question 1

relative isotopic mass

Answer 1

Mass of an atom of an isotope compared with one-twelfth of the mass of an atom of carbon-12.

Question 2

Relative atomic mass

Answer 2

Mean mass of an atom of an element compared with one-twelfth of the mass of an atom of carbon-12

Question 3

Avogadro constant

Answer 3

Number of atoms per mole of the carbon-12 isotope

Question 4

ideal gas equation

Answer 4

pV=nRT

Question 5

moles (Conc)

Answer 5

c x v

Question 6

Percentage yield

Answer 6

Actual amount over the theoretical amount

Question 7

atom economy

Answer 7

Desired product over

Question 8

hydrated

Answer 8

A crystalline compound containing water molecules

Question 9

anhydrous

Answer 9

Refers to a substance that contains no water molecules

Question 10

uncombined element

Answer 10

oxidation number = 0

Question 11

combined oxygen

Answer 11

oxidation number = -2

Question 12

oxygen in peroxides

Answer 12

oxidation number = -1

Question 13

combined hydrogen

Answer 13

oxidation number = +1

Question 14

hydrogen in metal hydrides

Answer 14

oxidation number = -1

Question 15

simple ion

Answer 15

charge on ion

Question 16

combined fluorine

Answer 16

oxidation number = -1