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How many element is half of the periodic table?
including "unknown elements" there are 59 elements in half of the periodic table, not including them there is 55.5 Added: 92 natural elements/2 = 46 natural elements make up 1/2 periodic table.
What 2 elements make up rust?
Iron and oxygen
Substance made up of the atoms of 2 or more elements?
A substance made up of the atoms of two or more elements is called a compound. Compounds form when different elements chemically bond together in specific ratios. The properties of compounds are different from the properties of the individual elements that make them up.
What elements make up the sun and in what percentage?
The Sun is primarily composed of hydrogen and helium, which make up about 74% and 24% of its mass, respectively. The remaining 2% consists of heavier elements such as oxygen, carbon, neon, and iron. These proportions can vary slightly, but hydrogen and helium dominate the solar composition.
What is the chemical make up elements of the sun?
hydrogen mainly, but there undergo fission to form helium (which undergo fission as the star approaches supernova producing the heavy elements like carbon)
What elements make up CH3COCH3?
2
How many elements make up a molecule of h2o?
Well there are 2 hydrogen atoms and 1 oxygen atom so therefore the answer is 2 different elements that make up h2o
Elements are combined to make compounds?
Yes, chemical compounds are made up of elements combined together.
What are the 2 main elements that make up the sun?
Hydrogen and helium.
What elements make up Venus' atmosphere?
carbon dioxide and nitrogen are 2.
What are 2 structures which make up of xylem?
Xylem may be made up of tracheids and vessel elements.
Which two elements make up warter?
2 atoms of Hydrogen and 1 of Oxygen
What 2 elements make up the majority of Jupiter's atmosphere?
Hydrogen and helium make up the majority of Jupiter's atmosphere, with hydrogen being the most abundant element. These two elements make up more than 99% of the planet's atmosphere.
What are the elements that make up water?
2 hydrogens atoms and 1 oxygen atom H2O
Besides carbon name 3 other elements that make up most organic compounds?
Three other elements that make up most organic compounds are: 1. NITROGEN 2. HYDROGEN 3. OXYGEN
What 2 elements make-up approximately 99 percent of the Earth's atmosphere?
Nitrogen (78%) and Oxygen (21%) are the two main elements that make up approximately 99% of the Earth's atmosphere.
What are 2 elements that make up the center of the earth?
The two main elements that make up the center of the Earth are iron and nickel. These elements are thought to be present in a liquid state due to the immense heat and pressure at the Earth's core, contributing to the planet's magnetic field.
