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The Periodic Table says metals so I'm going with that if you know what it is and i am wrong
please change my answer i don't want to put the wrong answer in your head thank you for reading :) go CRADLE OF FILTH best band ever YA !!!!!!!

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Q: Which make up over 90 percent of all known compounds?
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What kind of compounds make up over 90 percent of all known compounds?

carbohydrates fo sho ;)


Over 90 percent of compound are what type?

carbon compounds


Elements contained in 80 percent of known compounds?

The elements carbon, hydrogen, and oxygen are contained in 80 percent of known compounds.


How do you do Percent of change?

percent of increase-new-original over originalthen make the decimal a percent of increasepercent of decrease-original-new over originalthen make the decimal a percent of decrease


How do you do percent change?

percent of increase-new-original over originalthen make the decimal a percent of increasepercent of decrease-original-new over originalthen make the decimal a percent of decrease


'How many substances are known to exist on Earth'?

There are currently over 118 known chemical elements on Earth, which make up all substances in existence. Additionally, countless compounds and mixtures can form from these elements, further increasing the number of substances known to exist on Earth.


Which three gases make up over 99.9 percent of the air?

The three gases that make up over 99.9 percent of the air are nitrogen (about 78 percent), oxygen (about 21 percent), and argon (about 0.9 percent).


4 over 19 into a percent?

Four over nineteen equals 21%. This is known as math.


What percent of americans make over 50000?

less than 31 percent of all americans make $50000


What percent of 189 is 147.85?

Do the is over the of and the percent over the 100. Make it a proportion. So 189 is the of and the is is 147.85. Is over of cross multiply with x over 100


How many elements are used to make up million of compounds?

A relatively small number of elements, around 90 out of the over 100 naturally occurring elements on the periodic table, are used to make up millions of compounds. This is due to the unique chemical properties of these elements, which allow for a wide variety of combinations and bonds to form between them, resulting in the vast number of compounds that exist.


How many different organic compounds have been identified?

Over 50 million carbon-containing (organic) compounds are known so far. In addition, 90% of the new compounds discovered or synthesized each year are also organic. The list is growing.