seodata.dev

keyword

co2 is oxygen

Monthly search volume and cost-per-click data for "co2 is oxygen" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=co2+is+oxygen&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-08 | +--------------+------------------+
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
co2 what is 22,200 $10.03 13/20
what is co2 22,200 $0.18 12/20
what is the carbon dioxide 9,900 $0.41 10/20
co2 meaning 3,600 $0 12/20
carbon dioxide oxygen 720 $0 11/20
is co2 oxygen 320 $0 14/20
carbon dioxide is oxygen 260 $0 12/20
is carbon dioxide oxygen 260 $0 11/20
is carbon dioxide the same as oxygen 40 $0 11/20
is c02 oxygen 30 $0 11/20

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=co2+is+oxygen&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