Chromium-51
fo-f2b2d52eef3c7baa
Identity
- Type
- Isotope
- CAS
- 14392-02-0
- EC
- —
- Origin
- EF 3.1 hybrid_name_cas_v1
- Changes
- 51 across every transformer
Structure
This substance carries 2 candidate structures; the diagram is the first one RDKit could parse, not a settled answer.
Alternative labels
4- (51)24Cr
- (51)Cr
- 51Cr
- Chromium, isotope of mass 51
Properties
| Property | Value |
|---|---|
| Decay mode chemrof:decay_mode | ε=100% |
| Elemental charge chemrof:elemental_charge | 0 |
| Half life chemrof:half_life | 0.0758425735797399 |
| Has element chemrof:has_element | {'@id': 'https://vocab.brightway.dev/flow-objects/fo-2ad8a1fd07793e4f'} |
| InChI2D key string chemrof:inchi2d_key_string | VYZAMTAEIAYCRO-BJUDXGSMSA-N |
| InChI2D string chemrof:inchi2d_string | InChI=1S/Cr/i1-1 |
| Isomeric SMILES string chemrof:isomeric_smiles_string | [51Cr] |
| Isotope isotope | {"nuclide":"51Cr","mass_number":51,"atomic_mass_and_uncertainty_u":"50.944765388 ± 0.000000178","half_life_and_uncertainty":"27.7015 d ± 0.0011","decay_modes":"ε=100%","discovery_year":"1940","specific_activity_bq_per_g":"3.4234167260024e+15","specific_activity_bq_per_g_value":3423416726002400.0,"half_life_chemlin":"27.7015(11) d (NUBASE2020)","chemlin_url":"https://www.chemlin.org/isotope/chromium-51","isomer_resolution":{"wanted_nuclide":"Cr-51","expected_half_life_days":27.7015,"attempted_slugs":["51"],"attempted_urls":["https://www.chemlin.org/isotope/chromium-51"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"chromium-51","selected_half_life":"27.7015(11) d (NUBASE2020)","selected_half_life_days":27.7015,"half_life_ratio_to_pubchem":1.0,"alternates":[]},"symbol":"Cr","isomeric_state":"","metastable":false} |
| Isotope lookup isotope_lookup | {"is_kbq_candidate":true,"matched":true,"matched_on":"Chromium-51","claimed_nuclide":"Cr-51","resolved_nuclide":"Cr-51","state_resolution":{"claimed_state":"","selected_state":"","strategy":"state_taken_as_written","candidates":[]},"checks":[{"check":"ground_state_does_not_decay_by_isomeric_transition","passed":true,"detail":"ε=100%"},{"check":"half_life_sources_agree","passed":true,"detail":{"pubchem_days":27.7015,"chemlin_days":27.7015,"ratio":1.0}}],"reason":"","source":"pubchem_pug_view_annotation_heading","sources":["pubchem_pug_view_annotation_heading","https://www.chemlin.org"],"isomer_resolution":{"wanted_nuclide":"Cr-51","expected_half_life_days":27.7015,"attempted_slugs":["51"],"attempted_urls":["https://www.chemlin.org/isotope/chromium-51"],"strategy":"half_life_agrees_with_pubchem","selected_slug":"chromium-51","selected_half_life":"27.7015(11) d (NUBASE2020)","selected_half_life_days":27.7015,"half_life_ratio_to_pubchem":1.0,"alternates":[]}} |
| IUPAC name chemrof:IUPAC_name | chromium-51 |
| Molecular formula chemrof:molecular_formula | Cr, [51Cr] |
| Molecular mass chemrof:molecular_mass | 50.945 |
| Monoisotopic mass chemrof:monoisotopic_mass | 50.944767, 50.94477 |
| Nucleon number chemrof:nucleon_number | 51 |
| Relationships relationships | {"parent_element_flow_object_id":"fo-2ad8a1fd07793e4f","relationship_type":"isotope_of"} |
| SMILES string chemrof:smiles_string | [Cr] |
| Symbol chemrof:symbol | Cr |
Known URLs
12Where else this substance is described. Collected while the pipeline resolved it — from ChEBI's cross-references, from PubChem's identifier list, and from the CAS number — so a link here is a record the merge actually read, not a search it suggests.
Elementary flows
14| Flow | Context | Source | Unit | CFs |
|---|---|---|---|---|
| 32ccfa7c-6556-11dd-ad8b-0800200c9a66 | Environmental → Air → Aircraft cruise height | EF 3.1 | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c22-0050c2490048 | Environmental → Air → Ground level → Urban (>1000 people/square mile) | EF 3.1 | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c21-0050c2490048 | Environmental → Air → Long-term | EF 3.1 | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c23-0050c2490048 | Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile) | EF 3.1 | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c20-0050c2490048 | Environmental → Air → Unknown | EF 3.1 | kBq | 0 |
| 32ccfa7b-6556-11dd-ad8b-0800200c9a66 | Environmental → Ground → Agricultural | EF 3.1 | kBq | 0 |
| 32ccfa7d-6556-11dd-ad8b-0800200c9a66 | Environmental → Ground → Non-agricultural | EF 3.1 | kBq | 0 |
| 32ccfa7f-6556-11dd-ad8b-0800200c9a66 | Environmental → Ground → Unknown | EF 3.1 | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c25-0050c2490048 | Environmental → Water → Long-term | EF 3.1 | kBq | 0 |
| 32ccfa7e-6556-11dd-ad8b-0800200c9a66 | Environmental → Water → Ocean | EF 3.1 | kBq | 0 |
| c76d7ab54171a1fc8668ad533679692b7f9de638 | Environmental → Water → River | bafu algorithm addition | Bq | 0 |
| 4d9a8790-3ddd-11dd-9c24-0050c2490048 | Environmental → Water → Surface water | EF 3.1 | kBq | 0 |
| c70157ff190266cf7ac26e85d617b56b267e9c74 | Environmental → Water → Unconfined aquifer | ecoinvent algorithm addition | kBq | 0 |
| 4d9a8790-3ddd-11dd-9c26-0050c2490048 | Environmental → Water → Unknown | EF 3.1 | kBq | 0 |
History
Everything that changed this substance (51 changes)
Full record
Flow object JSON
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