An atom that has lost or gained electrons

What do elements in the same period of the periodic table have in common?

Same number of valence electrons

Which of the following statements about noble gases is true?

They have full outer electron shells

They are highly reactive with water

They are found in Group 1 of the periodic table

What do all elements in a period have in common?

Same number of valence electrons

Determine if the elements in NO2 are metals or non-metals and describe the type of bonding that occurs in the compound.

Element 1: N = non-metal, Element 2: O = non-metal, Bond Type: covalent.

Element 1: N = metal, Element 2: O = non-metal, Bond Type: ionic.

Element 1: N = non-metal, Element 2: O = metal, Bond Type: metallic.

Element 1: N = metal, Element 2: O = metal, Bond Type: covalent.

Determine if the elements in NaCl are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in NaCl are sodium (Na), which is a metal, and chlorine (Cl), which is a non-metal. The type of bonding that occurs in NaCl is ionic bonding.

The elements in NaCl are sodium (Na), which is a non-metal, and chlorine (Cl), which is a metal. The type of bonding that occurs in NaCl is covalent bonding.

The elements in NaCl are sodium (Na), which is a metal, and chlorine (Cl), which is a non-metal. The type of bonding that occurs in NaCl is metallic bonding.

The elements in NaCl are sodium (Na), which is a non-metal, and chlorine (Cl), which is a non-metal. The type of bonding that occurs in NaCl is hydrogen bonding.

Determine if the elements in SO2 are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in SO2 are non-metals (sulfur and oxygen). The type of bonding that occurs in the compound is covalent bonding.

The elements in SO2 are metals (sulfur and oxygen). The type of bonding that occurs in the compound is ionic bonding.

The elements in SO2 are non-metals (sulfur and oxygen). The type of bonding that occurs in the compound is metallic bonding.

The elements in SO2 are metals (sulfur and oxygen). The type of bonding that occurs in the compound is covalent bonding.

Determine if the elements in PI3 are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in PI3 (phosphorus triiodide) are non-metals. The type of bonding that occurs in PI3 is covalent bonding.

The elements in PI3 (phosphorus triiodide) are metals. The type of bonding that occurs in PI3 is ionic bonding.

The elements in PI3 (phosphorus triiodide) are non-metals. The type of bonding that occurs in PI3 is metallic bonding.

The elements in PI3 (phosphorus triiodide) are metals. The type of bonding that occurs in PI3 is covalent bonding.

Determine if the elements in MgBr2 are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in MgBr2 are magnesium (Mg), which is a metal, and bromine (Br), which is a non-metal. The type of bonding that occurs in MgBr2 is ionic bonding, as magnesium donates electrons to bromine, resulting in the formation of $$Mg^{2+}$$ and $$Br^{-}$$ ions.

The elements in MgBr2 are magnesium (Mg), which is a non-metal, and bromine (Br), which is a metal. The type of bonding that occurs in MgBr2 is covalent bonding, as both elements share electrons.

The elements in MgBr2 are magnesium (Mg), which is a metal, and bromine (Br), which is a metal. The type of bonding that occurs in MgBr2 is metallic bonding, as both elements share a sea of electrons.

The elements in MgBr2 are magnesium (Mg), which is a non-metal, and bromine (Br), which is a non-metal. The type of bonding that occurs in MgBr2 is hydrogen bonding, as both elements form hydrogen bonds.

Determine if the elements in CaO are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in CaO are calcium (Ca), which is a metal, and oxygen (O), which is a non-metal. The type of bonding that occurs in CaO is ionic bonding.

The elements in CaO are both metals, and the type of bonding is covalent bonding.

The elements in CaO are both non-metals, and the type of bonding is metallic bonding.

The elements in CaO are calcium (Ca), which is a non-metal, and oxygen (O), which is a metal. The type of bonding that occurs in CaO is covalent bonding.

Determine if the elements in H2O are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in H2O (hydrogen and oxygen) are non-metals. The type of bonding that occurs in the compound is covalent bonding.

The elements in H2O (hydrogen and oxygen) are metals. The type of bonding that occurs in the compound is ionic bonding.

The elements in H2O (hydrogen and oxygen) are non-metals. The type of bonding that occurs in the compound is ionic bonding.

The elements in H2O (hydrogen and oxygen) are metals. The type of bonding that occurs in the compound is covalent bonding.

Determine if the elements in K2O are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in K2O are metals (potassium) and non-metals (oxygen). The type of bonding that occurs in K2O is ionic bonding.

The elements in K2O are non-metals (potassium) and metals (oxygen). The type of bonding that occurs in K2O is covalent bonding.

The elements in K2O are metals (potassium) and non-metals (oxygen). The type of bonding that occurs in K2O is covalent bonding.

The elements in K2O are non-metals (potassium) and metals (oxygen). The type of bonding that occurs in K2O is metallic bonding.

Determine if the elements in AlF3 are metals or non-metals and describe the type of bonding that occurs in the compound.

The elements in AlF3 are aluminum (Al), which is a metal, and fluorine (F), which is a non-metal. The type of bonding that occurs in AlF3 is ionic bonding.

The elements in AlF3 are aluminum (Al), which is a non-metal, and fluorine (F), which is a metal. The type of bonding that occurs in AlF3 is covalent bonding.

The elements in AlF3 are aluminum (Al), which is a metal, and fluorine (F), which is a non-metal. The type of bonding that occurs in AlF3 is metallic bonding.

The elements in AlF3 are aluminum (Al), which is a non-metal, and fluorine (F), which is a non-metal. The type of bonding that occurs in AlF3 is ionic bonding.

Fill in the table with the correct information for Oxygen: Number of Valence Electrons and Lewis Dot Structure.

Oxygen has 6 valence electrons and its Lewis Dot Structure is represented as :O:

Oxygen has 8 valence electrons and its Lewis Dot Structure is represented as :O::

Oxygen has 4 valence electrons and its Lewis Dot Structure is represented as :O:

Oxygen has 2 valence electrons and its Lewis Dot Structure is represented as :O:

Fill in the table with the correct information for Calcium: Number of Valence Electrons and Lewis Dot Structure.

Calcium has 2 valence electrons and its Lewis Dot Structure is Ca:

Calcium has 1 valence electron and its Lewis Dot Structure is Ca.

Calcium has 3 valence electrons and its Lewis Dot Structure is Ca::

Calcium has 4 valence electrons and its Lewis Dot Structure is Ca:::.

Fill in the table with the correct information for Aluminum: Number of Valence Electrons and Lewis Dot Structure.

Aluminum has 3 valence electrons and its Lewis Dot Structure is Al with 3 dots around it.

Aluminum has 2 valence electrons and its Lewis Dot Structure is Al with 2 dots around it.

Aluminum has 1 valence electron and its Lewis Dot Structure is Al with 1 dot around it.

Aluminum has 4 valence electrons and its Lewis Dot Structure is Al with 4 dots around it.

44. Describe how the Bohr Model differs from the Electron Cloud Model of the atom.

The Bohr Model depicts electrons in fixed orbits, while the Electron Cloud Model shows probable locations of electrons.

The Bohr Model shows electrons in a cloud, while the Electron Cloud Model depicts fixed orbits.

Both models depict electrons in fixed orbits.

Both models show electrons in a cloud.

45. Describe how JJ Thompson’s model differs from John Dalton’s model of the atom.

JJ Thompson’s model includes electrons, while John Dalton’s model does not.

John Dalton’s model includes electrons, while JJ Thompson’s model does not.

Neither model includes electrons.

46. What are metalloids, and how do their properties compare to metals and non-metals?

Metalloids are elements with properties intermediate between metals and non-metals.

Metalloids are elements with properties similar to metals only.

Metalloids are elements with properties similar to non-metals only.

Metalloids are elements with no distinct properties.

48. What happens to an atom when it loses or gains electrons? Define cations and anions.

An atom becomes a cation when it loses electrons and an anion when it gains electrons.

An atom becomes an anion when it loses electrons and a cation when it gains electrons.

An atom becomes neutral when it loses or gains electrons.

An atom becomes a cation when it gains electrons and an anion when it loses electrons.

49. Compare and contrast ionic and covalent bonding with examples.

Ionic bonding involves the transfer of electrons, while covalent bonding involves the sharing of electrons.

Ionic bonding involves the sharing of electrons, while covalent bonding involves the transfer of electrons.

Both ionic and covalent bonding involve the sharing of electrons.

Both ionic and covalent bonding involve the transfer of electrons.

50. What is the relationship between wavelength and frequency in the electromagnetic spectrum?

They are inversely proportional.

They are directly proportional.

7 Trimester II Physical Science Exam

Authored by Kayla Scardaccione

Science

7th Grade

NGSS covered

Used 21+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who first proposed the idea that matter is made up of tiny indivisible particles called "atomos"?

John Dalton

Democritus

J.J. Thomson

Ernest Rutherford

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What discovery did J.J. Thomson make using the cathode ray tube experiment?

Protons

Neutrons

Electrons

Atomic Nucleus

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the major finding of Rutherford’s gold foil experiment?

Atoms are indivisible

Electrons are embedded in positive matter

Atoms have a dense, positively charged nucleus

Atoms have fixed orbits

Which atomic model suggests that electrons orbit the nucleus in specific energy levels?

Plum Pudding Model

Nuclear Model

Bohr Model

Electron Cloud Model

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which subatomic particle determines an element’s atomic number?

Neutron

Electron

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which group contains the noble gases?

Group 1

Group 2

Group 17

Group 18

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of wave requires a medium to travel through?

Mechanical wave

Electromagnetic wave

X-ray

Gamma ray

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7 Trimester II Physical Science Exam

Who first proposed the idea that matter is made up of tiny indivisible particles called "atomos"?

What discovery did J.J. Thomson make using the cathode ray tube experiment?

What was the major finding of Rutherford’s gold foil experiment?

Which atomic model suggests that electrons orbit the nucleus in specific energy levels?

Which subatomic particle determines an element’s atomic number?

Which group contains the noble gases?

What type of wave requires a medium to travel through?

What is the unit of frequency?

Which type of electromagnetic wave has the shortest wavelength?

The octet rule states that atoms tend to have how many electrons in their outer shell?

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