Atomic Structure and the Periodic Table

Question 1

The noble gases rarely react with other elements because ?

Accepted Answer

The outer shells are full, They are lazy., They are all gases., They are all ions.

Question 2

The _________________ need to lose one valence electron to become stable.

Accepted Answer

chalcogens (oygen family), alkaline earth metals, halogens, alkali metals

Question 3

The negatively charged particles of an atom are the ______.

Accepted Answer

neutrons, protons, isotopes, electrons

Question 4

The number of neutrons of Zirconium, (Zr) is ______________________?

Accepted Answer

91, 40, 131, 51

Question 5

The sodium ion will contain _________ and ____ .

Accepted Answer

11p+ and 11-, 11 p+ and 10-, 22 p+ and 23-, 10 p+ and 11-

Question 6

A negative ion is known as a(an) ____________ because it has __________ electrons.

Accepted Answer

anion, lost, cation, gained, anion, gained, cation, lost

Question 7

What is the charge of an ion that has 9 protons and 10 electrons?

Accepted Answer

1-, 2+, 0, 1+

Question 8

A positive ion is known as a(an) ____________ because it has __________ electrons.

Accepted Answer

cation, gained, anion, lost, anion, gained, cation, lost

Question 9

Name this atom.

Accepted Answer

beryllium, lithium, nitrogen, hydrogen

Question 10

Elements which have different masses due to a different number of neutrons are _____________?

Accepted Answer

non-existent, ions, man-made, isotopes

Question 11

The atomic mass of Zirconium, (Zr) is ______________________?

Accepted Answer

131, 91, 40, 51

Question 12

Silicon is classified as a ______________________.

Accepted Answer

metalloid, metal, nonmetal, plasma

Question 13

Ions are charged particles because the amount of _________________________ are not equal

Accepted Answer

neutrons and electrons, neutrons and protons, protons and quarks, protons and electrons

Question 14

How many valence electrons are located on the atoms in the halogen group?

Accepted Answer

6, 5, 8, 7

Question 15

The nucleus of the atom is ____________________________________

Accepted Answer

larger than the shells and positive, small,dense and positive, larger than the shells and neutral, small, dense and negative

Question 16

How many electrons are present in an atom of lead?

Accepted Answer

207, 82, 125, I can't find lead on the periodic table

Question 17

Location of Ag

Accepted Answer

Period 4, Column 11, Period 5, Column 11, I can't find Ag, Period 11, Column 5

Question 18

The atomic mass of the atom = __________________________________

Accepted Answer

p+ only, p+ + e-, e- + n0, p+ + n0

Question 19

The nonmetal are located _______________ of the periodic table

Accepted Answer

left side, middle, on the stairstep, right side

Question 20

What is the atomic number of a Cl atom which has 17 protons and 18 neutrons?

Accepted Answer

18, 35, 1, 17

Question 21

Atomic number of an atom is the _________________________________.

Accepted Answer

number of neutrons, number of electrons, number of protons, number of protons + neutrons

Question 22

How many valence electrons are on a Sr atom?

Accepted Answer

0, 38, 1, 2

Question 23

A phoshphorous ion has a net charge of _______.

Accepted Answer

3+, 0, 3-, 15

Question 24

What is the electron configuration of K?

Accepted Answer

2, 8, 7, 2, 2, 8, 9, 2, 8, 8, 1, 1, 8, 10

Question 25

The atomic number of Zirconium, (Zr) is ______________________?

Accepted Answer

51, 40, 91, 131

Atomic Structure and the Periodic Table

Questions 25

Atomic Structure and the Periodic Table

Questions 25