keyword

4.1 defining the atom

Monthly search volume and cost-per-click data for "4.1 defining the atom" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=4.1+defining+the+atom&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

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
protons	165,000	$2.28	2/20
electrons	49,500	$4.66	2/20
neutrons	27,100	$0	2/20
subatomic particles of an atom	22,200	$0	2/20
charge of a proton	18,100	$0	2/20
charge of the proton	18,100	$0	2/20
4.1 defining the atom answer key	40	$0	9/20
defining the atom 4.1 answer key	40	$0	9/20
section 4.2 structure of an atom	40	$0	3/20
section 4.1 defining the atom answer key	20	$0	3/20

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=4.1+defining+the+atom&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