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WorksheetsHow Atoms Bond
Total questions: 24
Worksheet time: 13mins
__________________ are created from atoms making connections with other atoms
Molecule
Chemical Bonds
Atomic Composition
Chemical Structure
What is the arrow pointing to?
Atom
Molecule
Chemical Bond
Element
__________________ is the types and numbers of elements that make up a substance.
Molecule
Chemical Bonds
Atomic Composition
Chemical Structure
What is circled in the picture?
Atom
Molecule
Chemical Bond
Element
A student was playing with a molecule model kit, and built the grape sugar molecule in the picture. Table sugar's chemical formula is C12H22O11. What is the difference between the sugar molecules?
They are the same.
ten carbon, six hydrogen, six, oxygen
six carbon, six hydrogen, twelve oxygen
Six carbon, twelve hydrogen, six oxygen
Chemical bond is ...
the physical mixing of two different atoms.
the force that holds two atoms together
the energy used up when two atoms combined.
the temperature that changes the phase of matter.
Why does an atom tend to chemically bond with another atom?
To become more stable
To remain on its present state
To maintain its energy
To decrease its stability
How many atoms of Carbon are in one molecule of C3H8?
3
8
11
24
What is the name of the ionic bond created between atoms of Oxygen (O) and Aluminum (Al)?
Oxygen Aluminum
Oxygen Aluminide
Aluminum Oxygen
Aluminum Oxide
What part of the atom is involved in a chemical bond?
the nucleus
the protons
the neutrons
the electrons
When does chemical bond occur?
when an electron is transferred into another atom
when an atom share its electron with another atom
when the valence electrons of the atom is complete
when the atom has an equal number of protons and electrons
Why does an atom tend to chemically bond with another atom?
To become more stable
To remain on its present state
To maintain its energy
To decrease its stability
What are valence electrons?
sum of the protons and neutrons
protons minus electrons
electrons in the inner shells
electrons in the outer shell
Atoms form compounds to become more ---
reactive
stable
explosive
toxic
An electron has a ___ charge.
no charge
positive
negative
it depends
A proton has a ___ charge.
positive
negative
no charge
it depends
According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.
2
4
8
10
