(blue) Atomic Structure

Question 1

Name four acids

Answer 1

H2SO4
HNO3
HCl
H3PO4

Question 2

Name four alkalis

Answer 2

NaOH
KOH
Ca(OH)2
NaCO3

Question 3

Name 6 gases

Answer 3

NH3
CH4
CO2
CO
SO2
NO2

Question 4

Give molecular formula of
Ammonium ion

Answer 4

NH4+

Question 5

Give molecular formula of
Hydroxide

Answer 5

OH-

Question 6

Give molecular formula of
Nitrate V ion

Answer 6

NO3-

Question 7

Give molecular formula of
Sulfate VI ion

Answer 7

SO4 2-

Question 8

Give molecular formula of
Carbonate ion

Answer 8

CO3 2-

Question 9

Give molecular formula of
Phosphate V ion

Answer 9

PO4 3-

Question 10

Give molecular formula of
Chromate VI ion

Answer 10

CrO4 2-

Question 11

Give molecular formula of
Manganate VII ion

Answer 11

MNO4 -

Question 12

Give molecular formula of
Hydrogen carbonate ion

Answer 12

HCO3-

Question 13

Give molecular formula of
Dichromate VI ion

Answer 13

Cr2O7 2-

Question 14

What is the definition of an element

Answer 14

A type of atom with a specific property

Question 15

What is the definition of an ion

Answer 15

An atom with too many or too little electrons from its atoms protons this creates a charge

Question 16

What is the definition of mass number

Answer 16

(A)
Number of protons plus neutrons

Question 17

What is the definition of atomic number

Answer 17

(Z)
Proton number , number of protons

Question 18

What is the definition of relative isotopic mass

Answer 18

Is the mass of one atom of an isotope relative to 1/12 of the mass of an atom of the isotope carbon-12

Question 19

What is the definition of atomic mass

Answer 19

Is the a stage mass of an atom of an element relative to 1/12 the mass of an atom of the isotope carbon -12