Periodic Table, Ions, Trends

Question 1

Which is the most reactive?

Accepted Answer

1s2 2s2 2p6 3s2 3p5

Question 2

Dull, liquids and gases, insulator, not reactive, right of stair step, typically anions

Accepted Answer

nonmetal

Question 3

If an ion has a negative charge it forms a/an?

Accepted Answer

anion

Question 4

Which of the following is an alkaline earth metal?

Accepted Answer

Be

Question 5

In which column are the Alkaline Earth Metals located?

Accepted Answer

2A

Question 6

Where are the most reactive metals on the periodic table located?

Accepted Answer

1A

Question 7

Which of the following groups contains only metals?

Accepted Answer

2A

Question 8

Which element would have characteristics of shiny, malleable, and solid at room temperature?

Accepted Answer

Au

Question 9

Which element would be chemically similar to Mg?

Accepted Answer

Be

Question 10

Which element would gain 2 electrons to become stable?

Accepted Answer

S

Question 11

When arranged by atomic number, there is a repetition of chemical and physical properties.

Accepted Answer

periodic law

Question 12

Which has the smallest atomic radius?

Accepted Answer

Li

Question 13

Which is the most stable?

Accepted Answer

1s2 2s2 2p6

Question 14

Why do atomic get smaller across the periodic table?

Accepted Answer

Increase in protons results in greater pull toward nucleus

Question 15

Define electronegativity?

Accepted Answer

the ability to attract electrons

Question 16

What is the charge of a Phosphorus ion?

Accepted Answer

-3

Question 17

Shiny, solids, conductive, reacts with acids, left of stair step, typically cations

Accepted Answer

metal

Question 18

Given the following electron configuration, 1s2 2s2 2p6 3s2, what family?

Accepted Answer

alkaline earth metals

Question 19

Which element would lose to electrons to become stable?

Accepted Answer

Mg

Question 20

What is the family name for the most reactive metals on the periodic table?

Accepted Answer

Alkali metals

Question 21

Which element is the 3rd period of the noble gas family?

Accepted Answer

Ar

Question 22

What is the oxidation number/charge on a Flouride ion?

Accepted Answer

-1

Question 23

What is the most stable group of element on the periodic table called?

Accepted Answer

Noble Gases

Question 24

Most elements on the periodic table are _________ and ___________.

Accepted Answer

metals, solid

Question 25

Which of the following would be the most reactive?

Accepted Answer

Br

Question 26

To what family does the element with the electron configuration 1s2 2s2 2p6 3s2 3p5 belong?

Accepted Answer

Halogens

Question 27

At room temperature, most metals are _______ and most non-metals are ________ and _________.

Accepted Answer

solid, liquid and gases

Question 28

Which has the lowest electronegativity?

Accepted Answer

B

Question 29

Has properties of metals and nonmetals. On the stair step

Accepted Answer

metalloid

Question 30

According to the Octet rule, atoms will gain or lose electrons

Accepted Answer

to acquire 8 valence e-

Question 31

Which of the following contains a metal, nonmetal, and metalloid?

Accepted Answer

Al, C, Si

Question 32

Elements in the same family have the same number of _______ and are __________.

Accepted Answer

valence e-, chemically similar

Question 33

An element that can't conduct electricity, is dull, and 2 the right side of the stair step

Accepted Answer

nonmetal

Question 34

Where are the most reactive non metals located on the periodic table?

Accepted Answer

7A

Question 35

Which element has 3 energy levels and 6 valence electrons?

Accepted Answer

S

Question 36

The periodic table is arranged by__________.

Accepted Answer

atomic number

Question 37

Boron is

Accepted Answer

metalloid

Question 38

Which of the following contains a metal, nonmetal, & metalloid (not necessarily in that order)?

Accepted Answer

Si, S, Mg

Question 39

Why do atoms become more electronegative across the periodic table?

Accepted Answer

Nonmetals gain e- so high electronegativity

Periodic Table, Ions, Trends

Questions 39

Periodic Table, Ions, Trends

Questions 39