use super::super::{DecayMode, Element, Isotope};
pub fn element() -> Element {
Element {
symbol: "O",
name: "Oxygen",
atomic_number: 8,
atomic_mass: 15.999_f64,
electronegativity: Some(3.44_f64),
group: Some(16),
period: 2,
category: "nonmetal",
electron_configuration: "1s² 2s² 2p⁴",
isotopes: vec![
Isotope {
name: "Oxygen-12",
symbol: "¹²O",
mass_number: 12,
neutrons: 4,
atomic_mass: 12.0344_f64,
half_life: Some(5.8e-22_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "two-proton emission",
branching_ratio: 0.6_f64,
daughter: None,
},
DecayMode {
mode: "proton emission",
branching_ratio: 0.4_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-13",
symbol: "¹³O",
mass_number: 13,
neutrons: 5,
atomic_mass: 13.02481_f64,
half_life: Some(8.58_f64),
half_life_unit: Some("milliseconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta+ (positron emission)",
branching_ratio: 0.898_f64,
daughter: None,
},
DecayMode {
mode: "beta+ proton emission",
branching_ratio: 0.102_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-14",
symbol: "¹⁴O",
mass_number: 14,
neutrons: 6,
atomic_mass: 14.008596_f64,
half_life: Some(70.62_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta+ (positron emission)",
branching_ratio: 1.0_f64,
daughter: Some("Nitrogen-14"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-15",
symbol: "¹⁵O",
mass_number: 15,
neutrons: 7,
atomic_mass: 15.003066_f64,
half_life: Some(122.24_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta+ (positron emission)",
branching_ratio: 1.0_f64,
daughter: Some("Nitrogen-15"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-16",
symbol: "¹⁶O",
mass_number: 16,
neutrons: 8,
atomic_mass: 15.994915_f64,
half_life: None,
half_life_unit: None,
stable: true,
decay_modes: vec![],
natural_abundance: 0.99757_f64,
nuclear_spin: Some("0+"),
},
Isotope {
name: "Oxygen-17",
symbol: "¹⁷O",
mass_number: 17,
neutrons: 9,
atomic_mass: 16.999132_f64,
half_life: None,
half_life_unit: None,
stable: true,
decay_modes: vec![],
natural_abundance: 0.00038_f64,
nuclear_spin: Some("5/2+"),
},
Isotope {
name: "Oxygen-18",
symbol: "¹⁸O",
mass_number: 18,
neutrons: 10,
atomic_mass: 17.999161_f64,
half_life: None,
half_life_unit: None,
stable: true,
decay_modes: vec![],
natural_abundance: 0.00205_f64,
nuclear_spin: Some("0+"),
},
Isotope {
name: "Oxygen-19",
symbol: "¹⁹O",
mass_number: 19,
neutrons: 11,
atomic_mass: 19.00358_f64,
half_life: Some(26.464_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 1.0_f64,
daughter: Some("Fluorine-19"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-20",
symbol: "²⁰O",
mass_number: 20,
neutrons: 12,
atomic_mass: 20.00408_f64,
half_life: Some(13.51_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 1.0_f64,
daughter: Some("Fluorine-20"),
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-21",
symbol: "²¹O",
mass_number: 21,
neutrons: 13,
atomic_mass: 21.00866_f64,
half_life: Some(3.42_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 1.0_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-22",
symbol: "²²O",
mass_number: 22,
neutrons: 14,
atomic_mass: 22.01_f64,
half_life: Some(2.25_f64),
half_life_unit: Some("seconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 0.78_f64,
daughter: None,
},
DecayMode {
mode: "beta- neutron emission",
branching_ratio: 0.22_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
Isotope {
name: "Oxygen-24",
symbol: "²⁴O",
mass_number: 24,
neutrons: 16,
atomic_mass: 24.01986_f64,
half_life: Some(65.0_f64),
half_life_unit: Some("milliseconds"),
stable: false,
decay_modes: vec![
DecayMode {
mode: "beta- (electron emission)",
branching_ratio: 0.42_f64,
daughter: None,
},
DecayMode {
mode: "beta- neutron emission",
branching_ratio: 0.58_f64,
daughter: None,
},
],
natural_abundance: 0.0_f64,
nuclear_spin: None,
},
],
}
}