What is the first element on the periodic table
hydrogen
What is matter?
Any that takes up space
What are 3 main types of bonding?
ionic, covalent, and metallic.
A balanced chemical equation is in accordance with ?
the law of conservation of mass.
What are the 3 states of matter?
solid; liquid and gas
What is the atomic number of iron
26
what is matter made out of ?
Atoms and molecules
How is a compound formed?
when two or more elements combine chemically
What is balancing equation
What are the properties of solids, liquids, and gases
A solid has definite volume and shape, a liquid has a definite volume but no definite shape, and a gas has neither a definite volume nor shape
Is hydrogen a nonmetal or metal
nonmetal
Matter can be created or destroyed
True, false.
What bond is the strongest bond?
ionic bond
In order to balance a equation what do u do?
chemical equations must always be balanced
How can matter change from one state to another?
when matter loses or absorbs energy.
What is the mass of oxygen?
15.999
How can matter change from one state to another?
?when matter loses or absorbs energy.
What do atoms gain when bonding?
electron
chemical equation
How can you describe a solid, a liquid, or a gas
Solid is the state in which matter maintains a fixed volume and shape,
What is the atomic number of copper?
29
How is matter Made?
Atoms are the building blocks of matter.
What happens when a compound is formed between to of this atoms?
valence electrons to create a shared electron pair.
Equations are balanced by changing the subscripts of the molecules.
True,false
Can matter changes it state
?
It can definitely change its shape, size, and volume.