Font size
Worksheets2.1: The Nature of Matter Vocab
Total questions: 14
Worksheet time: 13mins
What is the basic unit of matter?
(a)
A positively charged particle found in the nucleus.
(a)
Which subatomic particle has no charge and is found in the nucleus?
(a)
What is the dense center of the atom where protons and neutrons are packed tightly together called?
(a)
A pure substance made of only one kind of atom
(a)
Which of the following are common elements in living things?
Oxygen, carbon, hydrogen, nitrogen
Sodium, chlorine, potassium, calcium
Iron, copper, zinc, magnesium
Helium, neon, argon, krypton
The mass number of an atom is the total number of ________ and ________ in its nucleus.
protons, neutrons
protons, electrons
neutrons, electrons
electrons, positrons
Atoms of the same element with different numbers of neutrons are called (a) .
What type of bond is formed when atoms share electrons?
(a)
When an atom gives up an electron and another takes it, what is formed?
(a)
This bond is formed when one atom gains or loses an electron to another atom, resulting in the formation of ions that attract each other.
(a)
A molecule is a group of atoms held together by (a) bonds. Fill in the blank.
Forces that are weak forces that attract atoms and molecules to each other even when they are not bonded.
(a)
A substance formed by the chemical combination of two or more elements is a ...
(a)
