keyword

mendeleev's periodic table of elements was created in 1869

Monthly search volume and cost-per-click data for "mendeleev's periodic table of elements was created in 1869" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=mendeleev's+periodic+table+of+elements+was+created+in+1869&country=us" +--------------+------------------+ | volume | 10 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-29 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
why was the periodic table created	3,600	$0	9/20
periodic table history	1,000	$0	10/20
history of the periodic table	720	$4.25	9/20
the history of periodic table	90	$0	9/20
mendeleev who created the periodic table	70	$0	11/20
who revised the periodic table	30	$0	9/20
what did the first periodic table look like	20	$0	12/20
who put together the first periodic table	20	$0	10/20
dmitri mendeleev constructed the first periodic table which is	10	$0	11/20
mendeleev's work	10	$0	10/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=mendeleev's+periodic+table+of+elements+was+created+in+1869&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt