CompoundList
Sign in
Metals, alloys and elements

Berkelium

Also known as Bk, berkelium atom, berkelio

CAS 7440-40-6Formula BkMolar mass 247.00 g/mol
5 suppliers listed
Get quotes Compare 5 suppliers
Element with atomic number and standard atomic weight

Key facts

What buyers check first

All properties
CAS number
7440-40-6
Formula
Bk
Molar mass
247.00 g/mol
Category
Metals, alloys and elements

What is Berkelium?

Plain description, key identifiers and synonyms

Berkelium atom is an actinoid atom and a f-block element atom.

Berkelium is a chemical element with symbol Bk and atomic number 97.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
berkelium
CAS number
7440-40-6 CAS number cross-checked
Molecular formula
Bk
UNII
2YQA718KUU
InChIKey
PWVKJRSRVJTHTR-UHFFFAOYSA-N
InChI
InChI=1S/Bk
SMILES (canonical and isomeric)
[Bk]

Synonyms

  • Bk
  • berkelium atom
  • berkelio
  • Atomic Berkelium
  • Element-Bk
  • Element:Bk
  • Berkelium element
  • Element Berkelium
  • Element:Berkelium
  • Bk (element)
  • Berkelium (atomic)
  • Berkelium (element)
  • 97Bk

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
247.00 g/molcalc.
Exact mass
247.0703 Dacalc.
LogP (octanol/water)
0calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
1calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Berkelium suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 5 suppliers
5 of 5 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

5 suppliers in 5 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Berkelium price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

An indicative HS code has not been assigned to this substance yet, so trade statistics are not linked. Browse world trade statistics by HS code in our trade hub.

Trade data hub

Frequently asked questions

Quick answers about Berkelium, based on the data on this page

What is Berkelium?

Berkelium atom is an actinoid atom and a f-block element atom.

What is the CAS number of Berkelium?

The CAS registry number of Berkelium is 7440-40-6.

What is the molecular formula and weight of Berkelium?

The molecular formula of Berkelium is Bk and its molar mass is 247.00 g/mol.

Is Berkelium hazardous?

No GHS hazard classification for Berkelium is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

Where can I buy Berkelium?

CompoundList lists 5 suppliers of Berkelium in China, Japan, South Korea, Russia and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Berkelium?

Suppliers quote Berkelium on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Berkelium

Get quotes for Berkelium

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Berkelium
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Berkelium with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/berkelium-7440-40-6" title="Berkelium structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Metals, alloys and elements

5 suppliers
Free quotes, contact stays private
Get quotes