A “Bohring” Lab Name 1) Bohr diagram

A “Bohring” Lab Name 1) Bohr diagram

A “Bohring” Lab Name Bohr diagram 11 Na 23.0

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 12 n0

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 12 n0

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 12 n0

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 8 e- 12 n0

A “Bohring” Lab Name 1) Bohr diagram 11 p+ 2 e- 8 e- 1 e- 12 n0 11 Na 23.0

A “Bohring” Lab Name 1) Bohr diagram 11 p+ 2 e- 8 e- 1 e- 12 n0 11 Na 23.0 Nucleus

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 8 e- 1 e- 12 n0 Nucleus Electron energy levels (shells)

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 8 e- 1 e- 12 n0 Nucleus Electron energy levels (shells) Makes it Na

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 8 e- 1 e- 12 n0 Nucleus Electron energy levels (shells) Makes it Na Adds mass (“weight”)

A “Bohring” Lab Name 1) Bohr diagram 11 Na 23.0 11 p+ 2 e- 8 e- 1 e- 12 n0 Nucleus Electron energy levels (shells) Makes it Na Adds mass (“weight”) Makes it reactive

2) 1 H 1.0

GET a piece of scrap paper and COMPLETE it as shown.

Scrap paper

Scrap paper

c.c. = p+ r = n0 b.c. = e- Scrap paper

c.c. = p+ r = n0 b.c. = e- Scrap paper

GET a scoop each of... 1) chocolate chips, 2) raisins, and 3) butterscotch chips.

Scrap paper c.c. = p+ r = n0 b.c. = e-

2) 1 H 1.0 Scrap paper c.c. = p+ r = n0 b.c. = e-

2) 1 H 1.0 c.c. = p+ r = n0 b.c. = e-

2) 1 H 1.0 c.c. = p+ r = n0 b.c. = e-

2) 1 p+ 1 e- 0 n0 1 H 1.0 c.c. = p+ r = n0 b.c. = e-

3) 2 He 4.0

3) 2 He 4.0 Scrap paper c.c. = p+ r = n0 b.c. = e-

3) 2 He 4.0 4 – 2 = 2 c.c. = p+ r = n0 b.c. = e-

3) 2 He 4.0 c.c. = p+ r = n0 b.c. = e-

3) 2 p+ 2 e- 2 n0 2 He 4.0 c.c. = p+ r = n0 b.c. = e-

4) 3 Li 6.9

4) 3 Li 6.9 Scrap paper c.c. = p+ r = n0 b.c. = e-

4) 3 Li 6.9 7 – 3 = 4 c.c. = p+ r = n0 b.c. = e-

4) 3 Li 6.9 c.c. = p+ r = n0 b.c. = e-

4) 3 p+ 2 e- 1 e- 4 n0 3 Li 6.9 c.c. = p+ r = n0 b.c. = e-

6 columns, 4 rows 5) Food Particle Chrg Mass Location Role Chocolate chip Raisin Butter-scotch chip

Determines the element 5) Food Particle Chrg Mass Location Role Chocolate chip proton + 1 nucleus Determines the element Raisin Butter-scotch chip

Determines the element 5) Food Particle Chrg Mass Location Role Chocolate chip proton + 1 nucleus Determines the element Raisin neutron Adds mass Butter-scotch chip

Determines the element Determines the reactivity 5) Food Particle Chrg Mass Location Role Chocolate chip proton + 1 nucleus Determines the element Raisin neutron Adds mass Butter-scotch chip electron - energy levels Determines the reactivity

6) 4 Be 9.0

6) 4 Be 9.0 Scrap paper c.c. = p+ r = n0 b.c. = e-

6) 4 Be 9.0 9 – 4 = 5 c.c. = p+ r = n0 b.c. = e-

6) 4 Be 9.0 c.c. = p+ r = n0 b.c. = e-

6) 4 p+ 2 e- 2 e- 5 n0 4 Be 9.0 c.c. = p+ r = n0 b.c. = e-

7) 5 B 10.8

7) 5 B 10.8 Scrap paper c.c. = p+ r = n0 b.c. = e-

7) 5 B 10.8 11 – 5 = 6 c.c. = p+ r = n0 b.c. = e-

7) 5 B 10.8 c.c. = p+ r = n0 b.c. = e-

7) 5 p+ 2 e- 3 e- 6 n0 5 B 10.8 c.c. = p+ r = n0 b.c. = e-

8) 6 C 12.0

8) 6 C 12.0 Scrap paper c.c. = p+ r = n0 b.c. = e-

8) 6 C 12.0 12 – 6 = 6 c.c. = p+ r = n0 b.c. = e-

8) 6 C 12.0 c.c. = p+ r = n0 b.c. = e-

8) 6 p+ 2e- 4e- 6 n0 6 C 12.0 c.c. = p+ r = n0 b.c. = e-

9) a) b) c) d) e) f) g) h) i) j) k) l) m) n) o) p) q) r)

DON’T put your books away. EAT or DISCARD the chocolate chips, raisins, and butterscotch chips. RECYCLE the scrap paper.

9) WRITE the answers only! a) Which particle has a negative charge? The electron b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? + d) Where is a neutron found? In the nucleus e) What is the mass of an electron? 0 (no mass) f) What is the role of the neutron? Adds mass to the nucleus

LOOK back at #5 for the answers! 9) WRITE the answers only! a) Which particle has a negative charge? The electron b) Which particle(s) are found in the nucleus? Protons and neutrons LOOK back at #5 for the answers! Food Particle Chrg Mass Location Role Chocolate chip proton + 1 nucleus Determines the element Raisin neutron Adds mass Butter-scotch chip electron - energy levels Determines the reactivity

9) WRITE the answers only! a) Which particle has a negative charge? The electron b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? + d) Where is a neutron found? In the nucleus e) What is the mass of an electron? 0 (no mass) f) What is the role of the neutron? Adds mass to the nucleus

9) WRITE the anwers only! a) Which particle has a negative charge? The electron has a negative charge. b) Which particle(s) are found in the nucleus? c) What is the charge of a proton? d) Where is a neutron found? e) What is the mass of an electron? f) What is the role of the neutron?

9) WRITE the answers only! a) Which particle has a negative charge? The electron has a negative charge. b) Which particle(s) are found in the nucleus? Protons & Neutrons are in the nucleus. c) What is the charge of a proton? d) Where is a neutron found? e) What is the mass of an electron? f) What is the role of the neutron?

9) WRITE the answers only! a) Which particle has a negative charge? The electron has a negative charge. b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? Protons have a positive (+) charge. d) Where is a neutron found? e) What is the mass of an electron? f) What is the role of the neutron?

9) WRITE the answers only! a) Which particle has a negative charge? The electron has a negative charge. b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? + d) Where is a neutron found? Neutrons are found in the nucleus. e) What is the mass of an electron? f) What is the role of the neutron?

9) WRITE the answers only! a) Which particle has a negative charge? The electron has a negative charge. b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? + d) Where is a neutron found? In the nucleus e) What is the mass of an electron? Electrons have no mass (zero). f) What is the role of the neutron?

9) WRITE the answers only! a) Which particle has a negative charge? The electron b) Which particle(s) are found in the nucleus? Protons and neutrons c) What is the charge of a proton? + d) Where is a neutron found? In the nucleus e) What is the mass of an electron? 0 (no mass) f) What is the role of the neutron? The neutrons add mass to the nucleus.

9) WRITE the anwers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? 1 i) Which particle adds mass to the nucleus? The neutron j) What is the charge of an electron? - k) What is the charge of a neutron? l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? Protons are in the nucleus. h) What is the mass of the proton? i) Which particle adds mass to the nucleus? j) What is the charge of an electron? k) What is the charge of a neutron? l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? The proton has a mass of 1. i) Which particle adds mass to the nucleus? j) What is the charge of an electron? k) What is the charge of a neutron? l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? 1 i) Which particle adds mass to the nucleus? The neutron adds mass to the nucleus. j) What is the charge of an electron? k) What is the charge of a neutron? l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? 1 i) Which particle adds mass to the nucleus? The neutron j) What is the charge of an electron? An electron has a negative (-) charge. k) What is the charge of a neutron? l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? 1 i) Which particle adds mass to the nucleus? The neutron j) What is the charge of an electron? - k) What is the charge of a neutron? Neutrons are neutral with no charge (0). l) What is the mass of a neutron?

9) WRITE the answers only! g) Where is the proton found? In the nucleus h) What is the mass of the proton? 1 i) Which particle adds mass to the nucleus? The neutron j) What is the charge of an electron? - k) What is the charge of a neutron? l) What is the mass of a neutron? A neutron has a mass of 1.

9) WRITE the anwers only! m) Which particle determines the element? n) Which particle(s) have a mass of 1? o) What is the role of the electron? p) What is the role of the proton? q) Where are electrons found? r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton determines the element. n) Which particle(s) have a mass of 1? o) What is the role of the electron? p) What is the role of the proton? q) Where are electrons found? r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton n) Which particle(s) have a mass of 1? The proton and neutron has a mass of 1. o) What is the role of the electron? p) What is the role of the proton? q) Where are electrons found? r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton n) Which particle(s) have a mass of 1? The proton and neutron o) What is the role of the electron? Electrons determine the atom’s reactivity. p) What is the role of the proton? q) Where are electrons found? r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton n) Which particle(s) have a mass of 1? The proton and neutron o) What is the role of the electron? It determines the reactivity of the element p) What is the role of the proton? The # of protons tell you which element. q) Where are electrons found? r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton n) Which particle(s) have a mass of 1? The proton and neutron o) What is the role of the electron? It determines the reactivity of the element p) What is the role of the proton? It determines which element it is. q) Where are electrons found? In energy levels (or shells, orbits, rings) r) Which particle has 0 charge?

9) WRITE the answers only! m) Which particle determines the element? The proton n) Which particle(s) have a mass of 1? The proton and neutron o) What is the role of the electron? It determines the reactivity of the element p) What is the role of the proton? It determines which element it is. q) Where are electrons found? In energy levels (or shells, orbits, rings) r) Which particle has 0 charge? The neutron has zero charge. It’s neutral.

10) ? p+ ? e- ? e- ? n0 7 N 14.0

10) 7 p+ 2 e- 5 e- 7 n0 7 N 14.0

11) 12) 13) ? p+ ? e- ? e- ? n0 8 O 16.0 ? p+ ? e- ? e- ? n0 9 F 19.0 ? p+ ? e- ? e- ? n0 10 Ne 20.2

14) 15) ? p+ ? e- ? e- ? e- ? n0 11 Na 23.0 ? p+ ? e- ? e- ? e- ? n0 12 Mg 24.3