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WorksheetsChemical Bonding Lesson
Total questions: 25
Worksheet time: 25mins
What type of chemical bond happens when a non-metal shares electron with another non-metal?
A. Atomic bond
B. Covalent bond
C. Electron bond
D. Ionic bond
During chemical bonding, Sodium (Na) transfers electron to chlorine(Cl) to form NaCl. Which of these correctly describes Sodium?
A. Anion
B. Cation
C. Compound
D. Non-metal
The melting point of Sodium Fluoride (NaF) is 993˚C, while the Ammonia (NH3) has -78˚C. Which one is an example of an ionic bond?
Sodium fluoride
Ammonia
Both of them
Cannot be determined
According to octet rule, how many electrons are needed in order to achieve stability of a non-metal?
A. 2
B. 4
C. 6
D. 8
The compound calcium chloride, CaCl2,uses _______ bonds to hold the atoms together.
metallic
ionic
covalent
intrinsic
A chemical bond where electrons are shared between two atoms. In this type of bond no ions are. You will find these bonds when carbon bonds to other elements.
Covalent bond
Element
Hydrogen bond
What type of bond is formed when two nonmetals share electrons?
Ionic
Covalent
Which of the following statements is true with regards to bond?
Ionic bonds and covalent bonds have exactly the same properties.
Ionic bonds require positive and negative charges, while covalent bonds require the sharing of electrons.
Ionic bonds require the sharing of electrons, while covalent bonds do not.
Ionic bonds and covalent bonds both require the transfer of protons and occur primarily between nonmetals.
Predict the bond that will form between Se and Cl.
Ionic
Covalent
What is the correct term for "bond that forms between a metal and a nonmetal"?
ionic bond
metallic bond
nonpolar covalent bond
polar covalent bond
The chemical bond that forms when electrons are shared is called:
Ionic
hydrogen
covalent
Predict the bond that will form between Se and Cl.
Ionic
Covalent
When an atom loses or gains an electron it is called a(an)
isotope
compound
ion
molecule
What is an iconic bond?
nonmetal bonded with a nonmetal
metal bonded with a nonmetal
Ionic bonding is between
Metals
Non-metals
Metal and non-metals
Select the chemical formula for calcium nitride.
Ca2N3
Ca3N2
Ca(NO3)2
CaNO3 2
To form the fluorine molecule, two fluorine atom needs to share ____ pair(s) of electrons.
1
2
3
4
Most ionic compounds can conduct electricity
True
False
Cations lose electrons to achieve the
(a)
Ionic Bonding involves...
the transfer of protons
the transfer of neutrons
the transfer of electrons
none of these choices
What type of bond is formed when a metal donates electrons to a non-metal?
A) Covalent bond
B) Ionic bond
C) Metallic bond
D) Hydrogen bond
Which of the following molecules is held together by covalent bonds?
A) NaCl
B) H2O
C) MgO
D) CaCl2
In a polar covalent bond, electrons are:
A) Shared equally between atoms
B) Transferred completely from one atom to another
C) Shared unequally between atoms
D) Not involved in bonding
Which of the following best describes a metallic bond?
A) Electrons are shared between two non-metals
B) Electrons are transferred from a metal to a non-metal
C) Electrons are pooled and shared among many metal atoms
D) Electrons are not involved in bonding
What is the main reason ionic compounds have high melting points?
A) Strong covalent bonds
B) Strong electrostatic forces between ions
C) Weak van der Waals forces
D) Weak hydrogen bonds
