SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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isotope
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plastic
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atom
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metal
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Detailed explanation-1: -When a substance contains only one type of atom, it is called an element. Each element has a special name and unique properties that are different from all the rest of the elements. All known elements are organized on a chart called the periodic table of elements.
Detailed explanation-2: -There are many different types of atoms, called elements. All elements are made up of atoms. ➢ Atoms are made up of protons, neutrons, and electrons.
Detailed explanation-3: -An element is homogeneous in nature; it is a pure substance, made up of only one kind of atoms. For example, iron and silver are made of only iron and silver atoms.
Detailed explanation-4: -Atom is made up of electrons, protons and neutrons. Electrons revolve around the protons and neutrons. Protons are positively charged and electrons are negatively charged while neutrons have no charge.