LT 1.3

Question 1

Which of the following will NOT most
likely pair with sodium to form an ionic
compound?

Answer 1

HE

Question 2

Which pair of atoms would have the
same number of dots around their symbol?

Answer 2

C & SI

Question 3

Which of the following events does NOT
happen for most atoms in order to satisfy the
requirement of having eight outermost or valence
electrons as stated by the Octet Rule?

Answer 3

Changing of the particles in the nucleus

Question 4

Which shows the correct symbol and
charge OF ALUMINUM?

Answer 4

Aluminum, Al+3

Question 5

Which of the following statements best
describes a metal and a nonmetal during an ionic
bond?

Answer 5

Metals are electron donors while
nonmetals are electron acceptors.

Question 6

Which of the following statements is
INCORRECT about atoms and ions?

Answer 6

A positively charged ion called CATION is
formed when an atom GAINS more
protons.

Question 7

Some elements are considered stable
because of having octets in their valence shell.
What is the group number that they belong to?

Answer 7

8A

Question 8

Which of the following subatomic
particles is involved during a chemical reaction that
leads to a chemical change?

Answer 8

ELECTRON

Question 9

Which of the following groups of
elements in the periodic table would ionic bonds
most likely occur?

Answer 9

IA and VIIA

Question 10

What is the charge of a barium ion?

Answer 10

+2

Question 11

What is the formula of the ionic
compound sodium bromide?

Answer 11

NaBr

Question 12

What is the name of the compound
Cu2O?

Answer 12

copper (I) oxide

Question 13

Which of the following best
characterizes an ionic bond?

Answer 13

It is formed by electron transfer.

Question 14

Which of the following is NOT an ionic
compound?
A. CaCl2 C. CuBr
B. CO2 D. CsF

Answer 14

CO2

Question 15

Which statement is NOT correct about
LEDS?

Answer 15

The maximum number of dots around the
symbol is 10.

Question 16

What is the name of the compound
NaNO3?

Answer 16

sodium nitrate

Question 17

What would the name of the compound
Al2O3 be?

Answer 17

aluminum oxide

Question 18

Which of the following is NOT a binary
ionic compound?
A. CaCl2 C. Cu(NO33)2
B. AgF D. NaI

Answer 18

C. Cu(NO33)2

Question 19

What is the formula of the compound
formed when calcium reacts with fluorine?

Answer 19

CaF2

Question 20

What is the name of the compound
AlCl3?

Answer 20

aluminum chloride

Question 21

What is the formula of the compound
formed when magnesium reacts with hydroxide?

Answer 21

Mg(OH)2

Question 22

What is the old Latin name for iron (III)?

Answer 22

Ferric

Question 23

Electrons are embedded in the positive sphere.

Answer 23

Plum Pudding

Question 24

Electrons are found in orbitals.

Answer 24

Quantum Mechanical

Question 25

The atom is a small sphere.

Answer 25

Billiard Ball

Question 26

The nucleus is the center of the atom

Answer 26

Nuclear

Question 27

Electrons are in definite energy levels.

Answer 27

Planetary

Question 28

John Dalton

Answer 28

The atom is a small sphere.

Question 29

Schrodinger

Answer 29

Electrons are found in orbitals.

Question 30

Rutherford

Answer 30

The nucleus is the center of the atom

Question 31

Niels Bohr

Answer 31

Electrons are in definite energy levels.

Question 32

J.J. Thomson

Answer 32

Electrons are embedded in the positive sphere.

Question 33

The total number of electrons in the second energy level is

Answer 33

8

Question 34

According to the _ orbitals are regions in space around the nucleus where the probability of finding an electron is the highest.

Answer 34

Quantum Mechanical Model,

Question 35

states that the maximum number of electrons in an orbital is two (2).

Answer 35

Pauli’s Exclusion Principle

Question 36

The quantum number designated by _ describes the spin or movement of the electron, whether clockwise or counterclockwise.

Answer 36

ms