Question: What Are Some Common Elements?

What are the 20 most common elements on earth?

Material/Twenty most abundant elements in Earth’s crustElement% massOxygen46.71Silicon27.69Aluminum8.07Iron5.0516 more rows•Sep 29, 2013.

What are the 30 most common elements?

30 most common elements a…Iodine. I.Sodium. Na.Carbon. C.Lithium. Li.Neon. Ne.Chromium. Cr.Calcium. Ca.Aluminum. Al.More items…

What is the rarest element in the universe?

AstatineAstatine is the rarest naturally occurring element.

What is the most abundant element in the human body?

Nitrogen – 2.4kg The four most abundant elements in the human body – hydrogen, oxygen, carbon and nitrogen – account for more than 99 per cent of the atoms inside you. They are found throughout your body, mostly as water but also as components of biomolecules such as proteins, fats, DNA and carbohydrates.

Which is the most common metal on earth?

Abundance of elements in Earth’s crustRankZElement18oxygen214silicon313aluminium56 more rows

What are the 10 most common elements on earth?

The mass-abundance of the nine most abundant elements in the Earth’s crust is approximately: oxygen 46%, silicon 28%, aluminum 8.3%, iron 5.6%, calcium 4.2%, sodium 2.5%, magnesium 2.4%, potassium 2.0%, and titanium 0.61%.

What are the six elements of life?

The six most common elements of life on Earth (including more than 97% of the mass of a human body) are carbon, hydrogen, nitrogen, oxygen, sulphur and phosphorus.

What is the most common element in the universe?

HydrogenHydrogen — with just one proton and one electron (it’s the only element without a neutron) — is the simplest element in the universe, which explains why it’s also the most abundant, Nyman said.

What is the lightest element on earth?

HydrogenThe lightest chemical element is Hydrogen and the heaviest is Hassium. The unity for atomic mass is gram per mol. Please note that the elements do not show their natural relation towards each other as in the Periodic system.

What are the four main elements found in living things?

Scientists believe that about 25 of the known elements are essential to life. Just four of these – carbon (C), oxygen (O), hydrogen (H) and nitrogen (N) – make up about 96% of the human body.

What are the 5 most common elements?

Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus.Oxygen. Oxygen is the most abundant element contained within living organisms, composing about 65% of the human body. … Carbon. … Hydrogen. … Nitrogen. … Sulfur. … Phosphorus.